:root {
  color-scheme: dark;
  --ink: #f3f8f6;
  --ink-soft: #c4d0cd;
  --ink-muted: #91a19e;
  --night: #0c1213;
  --night-raised: #131c1d;
  --night-line: rgba(222, 241, 235, 0.18);
  --light: #f2f7f5;
  --light-raised: #ffffff;
  --light-ink: #142127;
  --light-soft: #42545c;
  --light-muted: #687b83;
  --light-line: rgba(49, 72, 80, 0.16);
  --brand: #63c7b4;
  --brand-deep: #176b65;
  --focus: #85b8ff;
  --danger: #ff9b93;
  --max: 1240px;
  --pad: 32px;
  --radius: 8px;
  --ease: cubic-bezier(0.22, 0.8, 0.24, 1);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--night);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--night);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

body.light-page {
  background: var(--light);
  color: var(--light-ink);
}

a {
  color: inherit;
  text-decoration: none;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button,
input,
summary {
  font: inherit;
}

button,
a.button,
a.header-cta,
a.text-link,
summary,
.nav-link,
.menu-toggle {
  cursor: pointer;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 4px;
}

img {
  display: block;
  max-width: 100%;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  color: var(--light-ink);
  background: #fff;
  border-radius: 6px;
  transform: translateY(-180%);
  transition: transform 180ms var(--ease);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: absolute;
  z-index: 20;
  top: 0;
  right: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(var(--max), calc(100% - (var(--pad) * 2)));
  min-height: 84px;
  margin: 0 auto;
  border-bottom: 1px solid transparent;
  transition: background-color 200ms var(--ease), border-color 200ms var(--ease);
}

.site-header.is-scrolled {
  position: fixed;
  background: rgba(12, 18, 19, 0.92);
  border-color: var(--night-line);
  backdrop-filter: blur(18px);
}

.light-page .site-header.is-scrolled {
  background: rgba(242, 247, 245, 0.94);
  border-color: var(--light-line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1;
}

.brand img {
  width: 30px;
  height: 30px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 26px;
  margin-left: auto;
  margin-right: 24px;
}

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--ink-soft);
  font-size: 14px;
  transition: color 180ms var(--ease);
}

.nav-link:hover,
.nav-link[aria-current="page"] {
  color: var(--ink);
}

.light-page .site-header.is-scrolled .nav-link {
  color: var(--light-soft);
}

.light-page .site-header.is-scrolled .nav-link:hover,
.light-page .site-header.is-scrolled .nav-link[aria-current="page"] {
  color: var(--light-ink);
}

.light-page .site-header:not(.is-scrolled) .brand {
  color: var(--ink);
}

.light-page .site-header.is-scrolled .brand {
  color: var(--light-ink);
}

.header-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 650;
  line-height: 1.2;
  transition: transform 180ms var(--ease), background-color 180ms var(--ease), border-color 180ms var(--ease), color 180ms var(--ease);
}

.header-cta {
  flex: 0 0 auto;
}

.header-cta,
.button-primary {
  color: #08211e;
  background: var(--brand);
}

.header-cta:hover,
.button-primary:hover {
  background: #86d7c7;
  transform: translateY(-2px);
}

.button-quiet {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--night-line);
}

.button-quiet:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(222, 241, 235, 0.35);
  transform: translateY(-2px);
}

.button-light {
  color: var(--light-ink);
  background: var(--light-raised);
}

.button-light:hover {
  background: #e6f1ed;
  transform: translateY(-2px);
}

.button-outline-dark {
  color: var(--light-ink);
  background: transparent;
  border-color: var(--light-line);
}

.button-outline-dark:hover {
  background: rgba(255, 255, 255, 0.7);
  transform: translateY(-2px);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  color: var(--brand);
  font-size: 14px;
  font-weight: 650;
}

.text-link::after {
  content: "→";
  transition: transform 180ms var(--ease);
}

.text-link:hover::after {
  transform: translateX(4px);
}

.menu-toggle {
  display: none;
  min-width: 44px;
  min-height: 44px;
  padding: 0 10px;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--night-line);
  border-radius: 6px;
}

.hero {
  position: relative;
  min-height: 1060px;
  overflow: hidden;
  background: var(--night);
  isolation: isolate;
}

.hero::before {
  position: absolute;
  z-index: -2;
  top: 84px;
  right: 13%;
  bottom: 0;
  width: 24%;
  content: "";
  background: rgba(83, 151, 137, 0.1);
  clip-path: polygon(18% 0, 100% 0, 72% 100%, 0 100%);
}

.hero::after {
  position: absolute;
  z-index: -2;
  top: 0;
  left: 54%;
  width: 1px;
  height: 72%;
  content: "";
  background: rgba(223, 246, 239, 0.18);
  box-shadow: 12px 0 rgba(223, 246, 239, 0.06), 24px 0 rgba(223, 246, 239, 0.03);
}

.hero-inner,
.page-hero-inner,
.section-inner,
.site-footer-inner {
  width: min(var(--max), calc(100% - (var(--pad) * 2)));
  margin: 0 auto;
}

.hero-inner {
  position: relative;
  min-height: 1060px;
  padding-top: 178px;
}

.hero-copy {
  position: relative;
  z-index: 6;
  max-width: 610px;
}

.eyebrow,
.chapter-kicker,
.page-kicker {
  margin: 0 0 18px;
  color: var(--brand);
  font-size: 12px;
  font-weight: 750;
  line-height: 1.4;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 600px;
  margin: 0;
  color: var(--ink);
  font-size: 88px;
  font-weight: 720;
  line-height: 1.02;
}

.hero h1 em {
  color: var(--brand);
  font-style: normal;
}

.hero-lede {
  max-width: 520px;
  margin: 26px 0 0;
  color: var(--ink-soft);
  font-size: 23px;
  line-height: 1.35;
}

.hero-detail {
  max-width: 470px;
  margin: 12px 0 0;
  color: var(--ink-muted);
  font-size: 16px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hero-note {
  margin: 18px 0 0;
  color: var(--ink-muted);
  font-size: 13px;
}

.hero-product {
  position: absolute;
  z-index: 3;
  top: 620px;
  right: -8%;
  left: 29%;
  padding: 12px;
  background: #10191a;
  border: 1px solid rgba(129, 208, 191, 0.52);
  border-radius: 8px;
  box-shadow: 0 42px 90px rgba(0, 0, 0, 0.48), 0 0 0 1px rgba(255, 255, 255, 0.04) inset;
  transform: rotate(-1.15deg);
  transform-origin: 50% 100%;
}

.hero-product::before {
  position: absolute;
  top: 0;
  right: 12%;
  width: 18%;
  height: 1px;
  content: "";
  background: var(--brand);
  opacity: 0.8;
}

.hero-product img {
  width: 100%;
  height: auto;
  border-radius: 4px;
  box-shadow: 0 0 0 1px rgba(20, 33, 39, 0.12) inset;
}

.hero-index {
  position: absolute;
  z-index: 6;
  top: 240px;
  right: 0;
  display: grid;
  gap: 26px;
  width: 104px;
  padding-left: 16px;
  border-left: 1px solid var(--night-line);
}

.hero-index a {
  display: block;
  color: var(--ink-muted);
  font-size: 12px;
  line-height: 1.4;
  transition: color 180ms var(--ease);
}

.hero-index a:first-child,
.hero-index a:hover {
  color: var(--brand);
}

.trust-strip {
  position: relative;
  z-index: 8;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--night-line);
  border-bottom: 1px solid var(--night-line);
  background: #10191a;
}

.trust-item {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 88px;
  color: var(--ink-soft);
  font-size: 14px;
}

.trust-item + .trust-item {
  border-left: 1px solid var(--night-line);
}

.trust-item::before {
  width: 8px;
  height: 8px;
  margin-right: 12px;
  content: "";
  background: var(--brand);
  border-radius: 50%;
}

.section {
  position: relative;
  padding: 132px 0;
}

.section-dark {
  color: var(--ink);
  background: var(--night);
}

.section-light {
  color: var(--light-ink);
  background: var(--light);
}

.section-quiet {
  color: var(--light-ink);
  background: #e7efec;
}

.section-inner {
  position: relative;
}

.chapter-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: 80px;
  align-items: center;
}

.chapter-grid.reverse {
  grid-template-columns: minmax(0, 1.22fr) minmax(0, 0.78fr);
}

.chapter-grid.reverse .chapter-copy {
  grid-column: 2;
  grid-row: 1;
}

.chapter-grid.reverse .chapter-visual {
  grid-column: 1;
  grid-row: 1;
}

.chapter-copy {
  max-width: 510px;
}

.section-light .chapter-kicker,
.section-quiet .chapter-kicker,
.page-kicker {
  color: var(--brand-deep);
}

.chapter-copy h2,
.page-hero h1,
.section-heading {
  margin: 0;
  font-size: 54px;
  font-weight: 700;
  line-height: 1.08;
}

.chapter-copy p,
.section-heading + p,
.page-hero p {
  margin: 22px 0 0;
  color: var(--ink-soft);
  font-size: 18px;
  line-height: 1.65;
}

.section-light .chapter-copy p,
.section-quiet .chapter-copy p,
.section-light .section-heading + p,
.section-quiet .section-heading + p,
.page-hero p {
  color: var(--light-soft);
}

.chapter-list {
  display: grid;
  gap: 12px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.chapter-list li {
  display: flex;
  gap: 12px;
  color: var(--ink-soft);
  font-size: 14px;
}

.section-light .chapter-list li,
.section-quiet .chapter-list li {
  color: var(--light-soft);
}

.chapter-list li::before {
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  content: "✓";
  color: var(--brand-deep);
  font-size: 13px;
  line-height: 18px;
}

.chapter-visual {
  min-width: 0;
}

.icon-stage {
  position: relative;
  min-height: 500px;
  padding: 48px;
  overflow: hidden;
  background: #dce9e5;
  border: 1px solid rgba(49, 72, 80, 0.16);
  border-radius: var(--radius);
}

.icon-stage::before {
  position: absolute;
  top: 0;
  right: 25%;
  width: 1px;
  height: 100%;
  content: "";
  background: rgba(49, 72, 80, 0.12);
}

.icon-stage::after {
  position: absolute;
  top: 24%;
  right: 0;
  left: 0;
  height: 1px;
  content: "";
  background: rgba(49, 72, 80, 0.12);
}

.icon-label {
  position: absolute;
  top: 24px;
  left: 28px;
  color: var(--light-muted);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.icon-field {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 44px 36px;
  align-items: center;
  height: 100%;
  padding-top: 30px;
}

.icon-field img {
  width: 74px;
  height: 74px;
  margin: auto;
  object-fit: contain;
}

.icon-field img:nth-child(2),
.icon-field img:nth-child(7) {
  transform: translateY(24px);
}

.icon-field img:nth-child(4),
.icon-field img:nth-child(9) {
  transform: translateY(-22px);
}

.widget-theater {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 14px;
  min-height: 500px;
  padding: 28px;
  background: #dfe9e7;
  border: 1px solid rgba(49, 72, 80, 0.16);
  border-radius: var(--radius);
}

.widget {
  position: relative;
  min-width: 0;
  padding: 24px;
  overflow: hidden;
  border: 1px solid rgba(49, 72, 80, 0.16);
  border-radius: var(--radius);
}

.widget h3 {
  margin: 0;
  color: var(--light-ink);
  font-size: 15px;
  font-weight: 700;
}

.widget p {
  margin: 14px 0 0;
  color: var(--light-soft);
  font-size: 13px;
}

.widget-weather {
  grid-row: span 2;
  background: #eaf3f4;
}

.widget-weather .temperature {
  margin-top: 58px;
  color: var(--light-ink);
  font-size: 80px;
  font-weight: 650;
  line-height: 1;
}

.widget-weather .forecast {
  position: absolute;
  right: 24px;
  bottom: 24px;
  left: 24px;
  display: flex;
  justify-content: space-between;
  padding-top: 18px;
  border-top: 1px solid rgba(49, 72, 80, 0.16);
  color: var(--light-soft);
  font-size: 12px;
}

.widget-focus {
  background: #edf3ea;
}

.widget-focus .focus-ring {
  display: grid;
  place-items: center;
  width: 98px;
  height: 98px;
  margin: 38px auto 0;
  color: var(--light-ink);
  border: 8px solid #b7d7bd;
  border-right-color: #dbe9d7;
  border-radius: 50%;
  font-size: 14px;
}

.widget-calendar {
  background: #f4eee5;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
  margin-top: 28px;
  color: var(--light-soft);
  font-size: 11px;
  text-align: center;
}

.calendar-grid span:first-child,
.calendar-grid span:nth-child(12) {
  color: var(--brand-deep);
  font-weight: 700;
}

.widget-note {
  grid-column: 2;
  background: #f3e9e4;
}

.widget-note .rule {
  height: 1px;
  margin-top: 22px;
  background: rgba(49, 72, 80, 0.16);
  box-shadow: 0 28px rgba(49, 72, 80, 0.16), 0 56px rgba(49, 72, 80, 0.16);
}

.section-privacy {
  padding-top: 148px;
  padding-bottom: 148px;
}

.privacy-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
  gap: 90px;
  align-items: end;
  max-width: 1060px;
}

.privacy-intro .section-heading {
  max-width: 650px;
}

.privacy-intro p {
  margin: 0;
}

.data-flow {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 76px;
  border-top: 1px solid var(--light-line);
  border-bottom: 1px solid var(--light-line);
}

.data-flow-item {
  min-height: 230px;
  padding: 28px 28px 30px 0;
}

.data-flow-item + .data-flow-item {
  padding-left: 28px;
  border-left: 1px solid var(--light-line);
}

.data-flow-item .number {
  display: block;
  margin-bottom: 54px;
  color: var(--brand-deep);
  font-size: 13px;
  font-weight: 750;
}

.data-flow-item h3 {
  margin: 0;
  color: var(--light-ink);
  font-size: 18px;
}

.data-flow-item p {
  margin: 8px 0 0;
  color: var(--light-soft);
  font-size: 14px;
}

.privacy-note {
  max-width: 760px;
  margin: 30px 0 0;
  color: var(--light-muted);
  font-size: 13px;
}

.platform-section {
  padding-top: 126px;
  padding-bottom: 126px;
}

.platform-grid {
  margin-top: 58px;
  border-top: 1px solid var(--night-line);
}

.platform-item {
  display: grid;
  grid-template-columns: 0.3fr 0.9fr 1.25fr;
  gap: 28px;
  align-items: center;
  min-height: 116px;
  border-bottom: 1px solid var(--night-line);
}

.platform-item .platform-label {
  color: var(--brand);
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.platform-item h3 {
  margin: 0;
  color: var(--ink);
  font-size: 21px;
}

.platform-item p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 14px;
}

.cta-band {
  padding: 120px 0;
  color: var(--light-ink);
  background: #e4eeea;
}

.cta-layout {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 40px;
}

.cta-band h2 {
  max-width: 680px;
  margin: 0;
  font-size: 56px;
  line-height: 1.08;
}

.cta-band p {
  margin: 18px 0 0;
  color: var(--light-soft);
  font-size: 18px;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  flex: 0 0 auto;
}

.faq-section {
  padding-top: 120px;
  padding-bottom: 140px;
}

.faq-layout {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 90px;
}

.faq-layout h2 {
  margin: 0;
  font-size: 42px;
  line-height: 1.12;
}

.faq-list {
  border-top: 1px solid var(--night-line);
}

.faq-list details {
  border-bottom: 1px solid var(--night-line);
}

.faq-list summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 70px;
  gap: 20px;
  color: var(--ink);
  font-size: 16px;
  font-weight: 650;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  flex: 0 0 auto;
  content: "+";
  color: var(--brand);
  font-size: 24px;
  font-weight: 400;
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list details p {
  max-width: 680px;
  margin: 0 40px 24px 0;
  color: var(--ink-muted);
  font-size: 14px;
}

.site-footer {
  padding: 34px 0 46px;
  color: var(--ink-muted);
  background: #090e0f;
  border-top: 1px solid var(--night-line);
}

.site-footer-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 700;
}

.footer-brand img {
  width: 26px;
  height: 26px;
}

.footer-meta {
  margin: 12px 0 0;
  font-size: 12px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px 24px;
  font-size: 13px;
}

.footer-links a:hover {
  color: var(--ink);
}

.page-hero {
  padding: 190px 0 110px;
  color: var(--ink);
  background: var(--night);
}

.page-hero h1 {
  max-width: 850px;
  color: var(--ink);
  font-size: 76px;
}

.page-hero p {
  max-width: 680px;
  color: var(--ink-soft);
}

.page-body {
  color: var(--light-ink);
  background: var(--light);
}

.page-section {
  padding: 100px 0;
}

.content-intro {
  max-width: 760px;
}

.content-intro h2 {
  margin: 0;
  font-size: 44px;
  line-height: 1.12;
}

.content-intro p {
  margin: 20px 0 0;
  color: var(--light-soft);
  font-size: 18px;
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 42px;
  margin-top: 70px;
  border-top: 1px solid var(--light-line);
}

.feature-item {
  min-height: 230px;
  padding: 28px 0 34px;
  border-bottom: 1px solid var(--light-line);
}

.feature-item .feature-number {
  color: var(--brand-deep);
  font-size: 13px;
  font-weight: 750;
}

.feature-item h3 {
  margin: 46px 0 0;
  font-size: 24px;
  line-height: 1.15;
}

.feature-item p {
  max-width: 470px;
  margin: 12px 0 0;
  color: var(--light-soft);
  font-size: 15px;
}

.closing-line {
  max-width: 650px;
  margin: 86px 0 0;
  color: var(--brand-deep);
  font-size: 26px;
  line-height: 1.3;
}

.two-column-content {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 64px;
  margin-top: 68px;
}

.content-block {
  border-top: 1px solid var(--light-line);
}

.content-block h2 {
  margin: 22px 0 0;
  font-size: 27px;
}

.content-list {
  display: grid;
  gap: 13px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.content-list li {
  position: relative;
  padding-left: 25px;
  color: var(--light-soft);
  font-size: 15px;
}

.content-list li::before {
  position: absolute;
  top: 0.6em;
  left: 0;
  width: 8px;
  height: 8px;
  content: "";
  background: var(--brand-deep);
  border-radius: 50%;
}

.callout {
  margin-top: 70px;
  padding: 28px;
  color: var(--light-ink);
  background: #e0ece7;
  border-left: 3px solid var(--brand-deep);
}

.callout p {
  margin: 0;
  color: var(--light-soft);
  font-size: 14px;
}

.callout-link {
  margin-top: 12px !important;
}

.updates-cadence-intro {
  margin-top: 110px;
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0 28px;
  margin-top: 70px;
  border-top: 1px solid var(--light-line);
}

.download-item {
  min-height: 360px;
  padding: 28px 0 34px;
  border-bottom: 1px solid var(--light-line);
}

.download-item h2 {
  margin: 45px 0 0;
  font-size: 26px;
  line-height: 1.14;
}

.download-item p {
  min-height: 92px;
  margin: 14px 0 0;
  color: var(--light-soft);
  font-size: 14px;
}

.download-item .platform-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  color: var(--brand-deep);
  background: #dce9e5;
  border: 1px solid var(--light-line);
  border-radius: 50%;
  font-size: 13px;
  font-weight: 750;
}

.steps {
  display: grid;
  gap: 12px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.steps li {
  display: grid;
  grid-template-columns: 25px 1fr;
  gap: 8px;
  color: var(--light-soft);
  font-size: 14px;
  counter-increment: step;
}

.steps li::before {
  content: counter(step, decimal-leading-zero);
  color: var(--brand-deep);
  font-size: 12px;
  font-weight: 750;
}

.release-card {
  display: grid;
  grid-template-columns: 0.5fr 1.5fr;
  gap: 54px;
  align-items: start;
  margin-top: 70px;
  padding: 34px 0;
  border-top: 1px solid var(--light-line);
  border-bottom: 1px solid var(--light-line);
}

.release-version {
  color: var(--brand-deep);
  font-size: 68px;
  font-weight: 700;
  line-height: 1;
}

.release-card h2 {
  margin: 0;
  font-size: 27px;
}

.release-card p {
  margin: 12px 0 0;
  color: var(--light-soft);
}

.release-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.cadence-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 40px;
  margin-top: 62px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--light-line);
}

.cadence-list li {
  padding: 22px 0;
  color: var(--light-soft);
  border-bottom: 1px solid var(--light-line);
}

.help-list {
  max-width: 860px;
  margin-top: 68px;
  border-top: 1px solid var(--light-line);
}

.help-list details {
  border-bottom: 1px solid var(--light-line);
}

.help-list summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: 20px;
  color: var(--light-ink);
  font-size: 18px;
  font-weight: 650;
  list-style: none;
}

.help-list summary::-webkit-details-marker {
  display: none;
}

.help-list summary::after {
  flex: 0 0 auto;
  content: "+";
  color: var(--brand-deep);
  font-size: 26px;
  font-weight: 400;
}

.help-list details[open] summary::after {
  content: "−";
}

.help-list details p {
  max-width: 760px;
  margin: 0 48px 25px 0;
  color: var(--light-soft);
  font-size: 15px;
}

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 360ms var(--ease), transform 360ms var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 1100px) {
  :root {
    --pad: 24px;
  }

  .site-nav {
    gap: 16px;
    margin-right: 14px;
  }

  .hero-inner {
    padding-top: 160px;
  }

  .hero-product {
    top: 600px;
    right: -25%;
    left: 20%;
  }

  .hero-index {
    right: 12px;
  }

  .chapter-grid,
  .chapter-grid.reverse {
    gap: 48px;
  }
}

@media (max-width: 820px) {
  .site-header {
    min-height: 72px;
  }

  .site-nav {
    position: absolute;
    top: 72px;
    right: 0;
    left: 0;
    display: none;
    align-items: stretch;
    flex-direction: column;
    gap: 0;
    margin: 0;
    padding: 8px 0 12px;
    background: rgba(12, 18, 19, 0.97);
    border-bottom: 1px solid var(--night-line);
  }

  .light-page .site-header.is-scrolled .site-nav {
    background: rgba(242, 247, 245, 0.98);
    border-color: var(--light-line);
  }

  .light-page .site-header:not(.is-scrolled) .site-nav {
    background: rgba(12, 18, 19, 0.97);
    border-color: var(--night-line);
  }

  .site-nav.is-open {
    display: flex;
  }

  .nav-link {
    padding: 0 24px;
  }

  .header-cta {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .hero,
  .hero-inner {
    min-height: 980px;
  }

  .hero-copy {
    max-width: 590px;
  }

  .hero h1 {
    font-size: 68px;
  }

  .hero-product {
    top: 575px;
    right: -36%;
    left: 4%;
  }

  .hero-index {
    display: none;
  }

  .chapter-grid,
  .chapter-grid.reverse,
  .privacy-intro,
  .faq-layout,
  .release-card {
    grid-template-columns: 1fr;
  }

  .chapter-grid.reverse .chapter-copy,
  .chapter-grid.reverse .chapter-visual {
    grid-column: auto;
    grid-row: auto;
  }

  .chapter-grid.reverse .chapter-copy {
    order: -1;
  }

  .privacy-intro {
    gap: 24px;
  }

  .faq-layout {
    gap: 46px;
  }

  .data-flow {
    grid-template-columns: 1fr;
  }

  .data-flow-item,
  .data-flow-item + .data-flow-item {
    min-height: auto;
    padding: 24px 0;
    border-left: 0;
    border-bottom: 1px solid var(--light-line);
  }

  .data-flow-item:last-child {
    border-bottom: 0;
  }

  .data-flow-item .number {
    margin-bottom: 18px;
  }

  .platform-item {
    grid-template-columns: 0.3fr 0.8fr 1.2fr;
  }

  .cta-layout {
    align-items: flex-start;
    flex-direction: column;
  }

  .feature-list,
  .download-grid,
  .two-column-content,
  .cadence-list {
    grid-template-columns: 1fr;
  }

  .download-item {
    min-height: auto;
  }

  .download-item p {
    min-height: auto;
  }
}

@media (max-width: 560px) {
  :root {
    --pad: 18px;
  }

  body {
    font-size: 15px;
  }

  .site-header {
    width: calc(100% - 36px);
  }

  .brand {
    font-size: 16px;
  }

  .brand img {
    width: 27px;
    height: 27px;
  }

  .hero,
  .hero-inner {
    min-height: 900px;
  }

  .hero-inner {
    padding-top: 132px;
  }

  .hero h1 {
    max-width: 340px;
    font-size: 48px;
  }

  .hero-lede {
    margin-top: 20px;
    font-size: 20px;
  }

  .hero-detail {
    font-size: 14px;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
    max-width: 300px;
  }

  .hero-product {
    top: 560px;
    right: -70%;
    left: -18%;
    padding: 7px;
    transform: rotate(-1deg) scale(0.92);
  }

  .trust-strip {
    grid-template-columns: 1fr;
  }

  .trust-item {
    justify-content: flex-start;
    min-height: 58px;
    padding: 0 18px;
  }

  .trust-item + .trust-item {
    border-top: 1px solid var(--night-line);
    border-left: 0;
  }

  .section {
    padding: 82px 0;
  }

  .chapter-copy h2,
  .section-heading,
  .cta-band h2,
  .page-hero h1 {
    font-size: 38px;
  }

  .chapter-copy p,
  .section-heading + p,
  .page-hero p {
    font-size: 16px;
  }

  .icon-stage {
    min-height: 360px;
    padding: 28px 20px;
  }

  .icon-field {
    gap: 28px 18px;
  }

  .icon-field img {
    width: 54px;
    height: 54px;
  }

  .widget-theater {
    grid-template-columns: 1fr;
    padding: 12px;
  }

  .widget-weather {
    grid-row: auto;
    min-height: 300px;
  }

  .widget-weather .temperature {
    margin-top: 36px;
    font-size: 64px;
  }

  .widget-note {
    grid-column: auto;
  }

  .privacy-intro,
  .data-flow {
    margin-top: 42px;
  }

  .platform-section {
    padding-top: 82px;
    padding-bottom: 82px;
  }

  .platform-grid {
    margin-top: 36px;
  }

  .platform-item {
    grid-template-columns: 1fr;
    gap: 5px;
    align-items: start;
    padding: 22px 0;
  }

  .platform-item h3 {
    font-size: 20px;
  }

  .cta-band {
    padding: 82px 0;
  }

  .faq-section,
  .page-section {
    padding-top: 82px;
    padding-bottom: 90px;
  }

  .faq-layout h2,
  .content-intro h2 {
    font-size: 34px;
  }

  .site-footer-inner {
    flex-direction: column;
    gap: 24px;
  }

  .footer-links {
    justify-content: flex-start;
  }

  .page-hero {
    padding-top: 140px;
    padding-bottom: 74px;
  }

  .page-hero h1 {
    font-size: 46px;
  }

  .page-section {
    padding-top: 74px;
  }

  .feature-item {
    min-height: auto;
    padding-bottom: 28px;
  }

  .feature-item h3 {
    margin-top: 30px;
    font-size: 22px;
  }

  .release-version {
    font-size: 54px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-contrast: more) {
  .nav-link,
  .hero-note,
  .hero-detail,
  .chapter-copy p,
  .widget p,
  .platform-item p,
  .faq-list details p,
  .site-footer,
  .footer-meta {
    color: currentColor;
  }

  .hero-product,
  .widget,
  .icon-stage,
  .widget-theater {
    border-color: currentColor;
  }
}