:root {
  --ink:#14161f;
  --ink-soft:#3c4150;
  --muted:#6b7280;
  --faint:#98a0ae;
  --line:#eceef3;
  --bg:#fff;
  --soft:#f6f7fb;
  --violet:#6d4dff;
  --violet-deep:#5838f0;
  --role:#4f46e5;
  --night:#14161f;
  --header:80px;
  --max:1200px;
  --sans:"PingFang SC","Hiragino Sans GB","Noto Sans SC","Microsoft YaHei","Segoe UI",sans-serif;
  --radius:20px;
}
* {
  box-sizing:border-box;
}
html {
  scroll-behavior:smooth;
  scroll-padding-top:100px;
}
body {
  margin:0;
  color:var(--ink);
  background:var(--bg);
  font:16px/1.75 var(--sans);
  text-rendering:optimizeLegibility;
}
img {
  max-width:100%;
  display:block;
}
svg {
  width:24px;
  height:24px;
  flex-shrink:0;
}
a {
  color:inherit;
  text-decoration:none;
}
button,input {
  font:inherit;
}
button {
  cursor:pointer;
}
p,h1,h2,h3,figure {
  margin:0;
}
button,a {
  -webkit-tap-highlight-color:transparent;
}
button {
  color:inherit;
}
button:disabled {
  cursor:default;
}
a:focus-visible,button:focus-visible,summary:focus-visible {
  outline:3px solid var(--violet);
  outline-offset:5px;
}
::selection {
  background:#f3f0ff;
  color:var(--ink);
}
[hidden] {
  display:none!important;
}
.container,.container-wide {
  width:min(var(--max),calc(100% - 96px));
  margin-inline:auto;
  min-width:0;
}
.skip {
  position:fixed;
  top:-100px;
  left:16px;
  padding:10px 20px;
  background:white;
  color:var(--night);
  z-index:100;
}
.skip:focus {
  top:10px;
}
.site-header {
  height:var(--header);
  position:sticky;
  top:0;
  z-index:30;
  background:rgba(255,255,255,.92);
  color:var(--ink);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(16px);
}
.site-header.is-scrolled {
  box-shadow:0 5px 24px rgba(20,22,31,.06);
}
.header-inner {
  height:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
}
.logo {
  display:inline-flex;
  align-items:center;
  gap:9px;
  font-size:23px;
  font-weight:750;
  letter-spacing:-.045em;
  line-height:1;
}
.logo img {
  width:31px;
  height:31px;
  object-fit:contain;
  border-radius:8px;
}
.site-nav {
  display:flex;
  gap:25px;
  align-items:center;
}
.site-nav a {
  font-size:13px;
  color:var(--ink-soft);
  white-space:nowrap;
  position:relative;
  padding:24px 0;
}
.site-nav a:hover,.site-nav a[aria-current=page] {
  color:var(--ink);
}
.site-nav a[aria-current=page]:after {
  content:"";
  height:3px;
  background:var(--violet);
  position:absolute;
  bottom:10px;
  left:0;
  right:0;
  border-radius:3px;
}
.header-actions {
  display:flex;
  align-items:center;
  gap:22px;
  flex-shrink:0;
}
.lang {
  display:flex;
  align-items:center;
  gap:0;
  background:#f2f3f7;
  border-radius:999px;
  padding:3px;
}
.lang button {
  min-width:44px;
  font-size:12px;
  padding:8px 2px;
  min-height:44px;
  background:none;
  border:0;
  color:var(--muted);
  border-radius:999px;
}
.lang button.is-active {
  color:var(--ink);
  background:#fff;
  box-shadow:0 1px 2px rgba(20,22,31,.08);
}
.lang button+button {
  position:relative;
}
.lang button+button:before {
  content:none;
  position:absolute;
  left:-7px;
  color:var(--faint);
}
.btn {
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:18px;
  min-height:50px;
  padding:14px 24px;
  border:1px solid transparent;
  border-radius:10px;
  font-size:14px;
  font-weight:600;
  line-height:1.4;
  transition:background .18s,color .18s;
}
.btn svg {
  width:19px;
  height:19px;
}
.btn-primary {
  background:var(--violet);
  color:#fff;
}
.btn-primary:hover {
  background:var(--violet-deep);
}
.btn-download {
  background:var(--violet);
  color:#fff;
  padding:10px 22px;
  min-height:40px;
  border-radius:8px;
  font-size:13px;
}
.btn-download:hover {
  background:var(--violet-deep);
}
.btn-light {
  background:var(--violet);
  color:#fff;
}
.btn-light:hover {
  background:var(--violet-deep);
}
.btn-ghost {
  border-color:var(--line);
  background:#fff;
}
.nav-toggle {
  display:none;
  border:1px solid var(--line);
  border-radius:8px;
  background:#fff;
  width:44px;
  height:44px;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:6px;
}
.nav-toggle span {
  display:block;
  width:18px;
  height:1.5px;
  background:var(--ink);
  transition:transform .15s;
}
.nav-toggle[aria-expanded=true] span:first-child {
  transform:translateY(3.75px) rotate(45deg);
}
.nav-toggle[aria-expanded=true] span:last-child {
  transform:translateY(-3.75px) rotate(-45deg);
}
h1 {
  font-size:clamp(44px,4.8vw,68px);
  line-height:1.19;
  letter-spacing:-.045em;
  font-weight:650;
  white-space:pre-line;
  text-wrap:balance;
}
h2 {
  font-size:clamp(30px,3.2vw,44px);
  line-height:1.3;
  letter-spacing:-.04em;
  font-weight:600;
  white-space:pre-line;
  text-wrap:balance;
}
h3 {
  font-size:21px;
  line-height:1.45;
  letter-spacing:-.025em;
  font-weight:600;
}
.home-hero {
  background:var(--bg);
  color:var(--ink);
  overflow:hidden;
}
.hero-grid {
  display:grid;
  grid-template-columns:1fr 1fr;
  align-items:center;
  min-height:690px;
  gap:28px;
}
.hero-copy {
  padding:48px 0 50px;
  position:relative;
  z-index:2;
}
.brand-line {
  display:flex;
  gap:10px;
  align-items:center;
  font-size:13px;
  color:var(--role);
  margin-bottom:32px;
}
.brand-line i {
  width:6px;
  height:6px;
  background:var(--violet);
  border-radius:50%;
  box-shadow:0 0 12px transparent;
}
.hero-lead {
  color:var(--muted);
  font-size:16px;
  line-height:1.9;
  max-width:30em;
  margin-top:27px;
  white-space:pre-line;
}
.hero-actions {
  display:flex;
  gap:28px;
  align-items:center;
  margin-top:36px;
  flex-wrap:wrap;
}
.text-link {
  display:inline-flex;
  gap:18px;
  align-items:center;
  font-size:14px;
  font-weight:500;
  min-height:44px;
}
.text-link svg {
  width:20px;
  height:20px;
}
.text-link:hover {
  color:var(--violet-deep);
}
.hero-actions .text-link {
  color:var(--ink-soft);
}
.hero-footnote {
  display:flex;
  align-items:center;
  gap:12px;
  color:var(--muted);
  font-size:12px;
  margin-top:53px;
}
.tiny-mark {
  display:flex;
}
.tiny-mark svg {
  width:26px;
  height:26px;
  padding:5px;
  border:1px solid var(--line);
  border-radius:50%;
  background:var(--soft);
  margin-left:-4px;
}
.hero-bottom {
  display:flex;
  justify-content:space-between;
  gap:20px;
  align-items:center;
  border-top:1px solid var(--line);
  padding:22px 0 26px;
  color:var(--muted);
  font-size:12px;
}
.hero-bottom>a {
  display:flex;
  gap:20px;
  align-items:center;
}
.hero-bottom>a:hover {
  color:var(--ink);
}
.connection-stage {
  height:620px;
  position:relative;
  display:flex;
  align-items:center;
  justify-content:center;
  isolation:isolate;
}
.stage-glow {
  position:absolute;
  width:480px;
  height:480px;
  background:none;
  z-index:-2;
}
.orbit {
  border:1px solid #e2e5ec;
  border-radius:50%;
  position:absolute;
  width:530px;
  height:360px;
  transform:rotate(-32deg);
  z-index:-1;
}
.orbit-two {
  width:480px;
  height:520px;
  transform:rotate(35deg);
  border-color:#eceef3;
}
.stage-node {
  position:absolute;
  display:grid;
  place-content:center;
  gap:4px;
  text-align:center;
  background:#fff;
  box-shadow:0 12px 30px rgba(20,22,31,.06);
  border:1px solid var(--line);
  border-radius:19px;
  width:70px;
  height:76px;
  color:var(--violet);
  z-index:2;
}
.stage-node svg {
  margin:auto;
  width:25px;
  height:25px;
}
.stage-node span {
  font-size:10px;
  color:var(--muted);
}
.node-chat {
  top:100px;
  left:10px;
  transform:rotate(-12deg);
}
.node-pay {
  right:-10px;
  top:185px;
  transform:rotate(12deg);
}
.node-ai {
  bottom:96px;
  left:6px;
  transform:rotate(-8deg);
}
.demo-phone {
  position:relative;
  width:272px;
  height:494px;
  border:6px solid #e2e5ec;
  border-radius:40px;
  background:#fff;
  color:var(--ink);
  box-shadow:0 28px 60px rgba(20,22,31,.08),0 0 0 1px #eceef3;
  transform:rotate(8deg);
  padding:14px 14px 15px;
}
.phone-top {
  display:flex;
  justify-content:space-between;
  align-items:center;
  font-size:9px;
  padding:0 9px 16px;
  font-weight:600;
}
.phone-top:after {
  content:"";
  position:absolute;
  width:68px;
  height:15px;
  top:7px;
  left:calc(50% - 34px);
  background:var(--ink);
  border-radius:0 0 10px 10px;
}
.phone-heading {
  display:flex;
  align-items:center;
  gap:8px;
  border-bottom:1px solid var(--line);
  padding-bottom:15px;
}
.app-symbol {
  width:32px;
  height:32px;
  display:grid;
  place-items:center;
  background:#fff;
  color:white;
  font-size:22px;
  overflow:hidden;
  border-radius:10px;
}
.app-symbol img {
  width:100%;
  height:100%;
  object-fit:contain;
}

.phone-heading strong {
  font-size:12px;
  display:block;
  letter-spacing:-.03em;
}
.phone-heading small {
  font-size:8px;
  color:var(--muted);
  display:block;
}
.phone-dot {
  width:5px;
  height:5px;
  border-radius:50%;
  background:var(--violet);
  margin-left:auto;
}
.phone-thread {
  padding-top:12px;
  font-size:10px;
}
.thread-date {
  text-align:center;
  color:var(--muted);
  font-size:8px;
  margin-bottom:12px;
}
.bubble {
  background:#fff;
  border-radius:10px 10px 10px 2px;
  padding:10px 11px;
  max-width:88%;
  width:fit-content;
  margin-top:10px;
  box-shadow:0 1px 3px rgba(20,22,31,.03);
}
.bubble.mine {
  background:#f3f0ff;
  margin-left:auto;
  border-radius:10px 10px 2px 10px;
}
.assistant-card {
  margin-top:15px;
  padding:13px 12px;
  border:1px solid var(--line);
  border-radius:13px;
  background:#fff;
}
.assistant-label {
  display:flex;
  gap:5px;
  align-items:center;
  font-size:9px;
  color:var(--role);
  margin-bottom:9px;
}
.assistant-label svg {
  width:14px;
  height:14px;
}
.assistant-card>strong {
  font-size:11px;
  display:block;
  margin-bottom:10px;
}
.mini-task {
  display:flex;
  align-items:flex-start;
  gap:4px;
  font-size:8px;
  color:var(--muted);
  margin-top:7px;
}
.mini-task svg {
  width:11px;
  height:11px;
  color:var(--role);
}
.approval {
  margin-top:12px;
  padding-top:10px;
  border-top:1px solid var(--line);
  display:flex;
  justify-content:space-between;
  color:var(--role);
  font-size:8px;
  align-items:center;
}
.approval svg {
  width:12px;
  height:12px;
}
.phone-composer {
  display:flex;
  justify-content:space-between;
  color:var(--muted);
  font-size:9px;
  background:var(--soft);
  border-radius:9px;
  padding:8px 10px;
  position:absolute;
  bottom:28px;
  left:14px;
  right:14px;
}
.phone-home {
  position:absolute;
  width:75px;
  height:3px;
  border-radius:4px;
  bottom:8px;
  background:var(--ink);
  left:calc(50% - 37px);
}
.floating-note {
  position:absolute;
  bottom:58px;
  right:-4px;
  display:flex;
  align-items:center;
  gap:12px;
  padding:17px 20px;
  border:1px solid var(--line);
  border-radius:14px;
  background:#fff;
  box-shadow:0 15px 35px rgba(20,22,31,.08);
  z-index:3;
  max-width:340px;
}
.floating-note>svg {
  color:var(--violet);
  width:28px;
  height:28px;
}
.floating-note strong {
  font-size:12px;
  font-weight:500;
  display:block;
}
.floating-note small {
  font-size:10px;
  display:block;
  color:var(--muted);
  margin-top:3px;
}
.demo-caption {
  font-size:10px;
  color:var(--muted);
  position:absolute;
  bottom:10px;
  left:0;
  right:0;
  text-align:center;
}
.section {
  padding:104px 0;
}
.section-head {
  max-width:650px;
  margin-bottom:38px;
}
.section-head p {
  color:var(--muted);
  margin-top:16px;
  max-width:38em;
  font-size:15px;
}
.section-head-wide {
  max-width:none;
  display:grid;
  grid-template-columns:1.1fr 1fr;
  gap:80px;
  align-items:end;
  margin-bottom:50px;
}
.section-head-wide>p {
  margin:0;
  max-width:32em;
  line-height:1.9;
}
.story-layout {
  display:grid;
  grid-template-columns:1fr 1.05fr;
  gap:64px;
  align-items:center;
}
.story-options {
  display:grid;
  gap:6px;
}
.story-option {
  display:flex;
  align-items:center;
  gap:18px;
  text-align:left;
  background:transparent;
  border:1px solid transparent;
  border-radius:14px;
  padding:25px 22px;
  width:100%;
}
.story-option:hover {
  background:var(--soft);
}
.story-option.is-active {
  background:#f3f0ff;
  border-color:#d9d4ff;
}
.scene-icon {
  width:44px;
  height:44px;
  display:grid;
  place-items:center;
  background:#f3f0ff;
  border-radius:13px;
  color:var(--role);
  flex-shrink:0;
}
.is-active .scene-icon {
  background:#6d4dff;
  color:white;
}
.story-option strong {
  display:block;
  font-size:19px;
  font-weight:600;
  line-height:1.4;
}
.story-option small {
  display:block;
  font-size:13px;
  color:var(--muted);
  margin-top:8px;
  line-height:1.75;
}
.story-option>svg {
  width:19px;
  margin-left:auto;
  color:var(--muted);
}
.story-option.is-active>svg {
  color:var(--violet);
}
.scene-visual {
  background:var(--soft);
  border-radius:26px;
  padding:38px 38px 20px;
  min-width:0;
  position:relative;
}
.scene-panel {
  background:#fff;
  border-radius:16px;
  padding:24px 26px;
  box-shadow:0 18px 40px rgba(20,22,31,.04);
  min-height:338px;
}
.scene-bar {
  display:flex;
  gap:9px;
  align-items:center;
  padding-bottom:20px;
  border-bottom:1px solid var(--line);
  font-size:13px;
}
.scene-app-icon {
  color:var(--violet);
  display:flex;
}
.scene-app-icon svg {
  width:19px;
  height:19px;
}
.scene-ellipsis {
  margin-left:auto;
  color:var(--muted);
  font-size:9px;
  letter-spacing:2px;
}
.scene-panel h3 {
  font-size:19px;
  margin-top:22px;
  line-height:1.5;
}
.scene-message {
  padding:12px 14px;
  background:var(--soft);
  margin-top:19px;
  border-radius:10px 10px 10px 2px;
  font-size:12px;
  width:fit-content;
}
.scene-response {
  padding:12px 14px;
  background:#f3f0ff;
  margin-top:12px;
  border-radius:10px 10px 2px 10px;
  font-size:12px;
  width:fit-content;
  margin-left:auto;
  max-width:90%;
}
.scene-response.amount {
  font-size:28px;
  letter-spacing:-.04em;
  font-weight:600;
  background:transparent;
  padding:4px 0;
  margin-left:0;
}
.scene-confirm {
  display:flex;
  align-items:center;
  gap:7px;
  margin-top:20px;
  color:var(--muted);
  font-size:11px;
}
.scene-confirm svg {
  width:14px;
  height:14px;
  color:var(--role);
}
.scene-panel .text-link {
  font-size:12px;
  color:var(--role);
  margin-top:8px;
}
.scene-disclaimer {
  text-align:center;
  color:var(--muted);
  font-size:10px;
  padding-top:20px;
  line-height:1.6;
}
.ecosystem {
  background:#f6f7fb;
}
.product-grid {
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.product-card {
  overflow:hidden;
  background:white;
  border:1px solid var(--line);
  border-radius:20px;
  display:flex;
  flex-direction:column;
}
.product-copy {
  padding:24px 26px 28px;
}
.product-label {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  margin-bottom:18px;
}
.product-label>span:first-child {
  display:flex;
  gap:9px;
  align-items:center;
  font-size:13px;
  color:var(--role);
  font-weight:600;
}
.product-label svg {
  width:19px;
  height:19px;
}
.product-arrow {
  border:1px solid var(--line);
  border-radius:50%;
  width:29px;
  height:29px;
  display:grid;
  place-items:center;
  color:var(--muted);
  transition:background .18s;
}
.product-arrow svg {
  width:14px;
  height:14px;
}
.product-card:hover .product-arrow {
  background:#f3f0ff;
  color:#5838f0;
}
.product-card h3 {
  font-size:21px;
  line-height:1.45;
  letter-spacing:-.035em;
}
.product-card p {
  font-size:13px;
  color:var(--muted);
  margin-top:12px;
  line-height:1.85;
}
.trust {
  background:#fff;
}
.trust-grid {
  display:grid;
  grid-template-columns:66px 1fr .85fr;
  gap:32px;
  align-items:start;
}
.trust-emblem {
  display:grid;
  place-items:center;
  width:60px;
  height:66px;
  color:var(--role);
  background:#f3f0ff;
  border-radius:20px;
}
.trust-emblem svg {
  width:32px;
  height:32px;
}
.trust-grid>div>p {
  font-size:14px;
  color:var(--muted);
  margin-top:22px;
  max-width:30em;
}
.trust-grid .text-link {
  margin-top:20px;
  color:var(--role);
}
.trust-points {
  padding-left:30px;
  border-left:1px solid var(--line);
}
.trust-points>div {
  display:flex;
  gap:15px;
}
.trust-points>div+div {
  margin-top:27px;
}
.trust-points>div>svg {
  width:20px;
  height:20px;
  margin-top:3px;
  color:var(--role);
}
.trust-points h3 {
  font-size:16px;
}
.trust-points p {
  font-size:13px;
  color:var(--muted);
  margin-top:7px;
  max-width:26em;
}
.closing {
  padding-top:12px;
  padding-bottom:80px;
}
.cta {
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:40px;
  background:var(--ink);
  color:#fff;
  padding:56px 60px;
  border-radius:24px;
  overflow:hidden;
}
.cta h2 {
  font-size:clamp(28px,3vw,38px);
}
.cta p {
  margin-top:14px;
  color:#c5c8d2;
  font-size:14px;
}
.cta .btn {
  flex-shrink:0;
  position:relative;
}
/* Product pages share the brand but keep space for detailed reading. */
.page-hero {
  padding:70px 0 55px;
}
.product-hero {
  background:var(--bg);
  color:var(--ink);
  padding:54px 0 62px;
  overflow:hidden;
}
.product-hero-inner {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:70px;
  align-items:center;
}
.product-hero-copy {
  min-width:0;
}
.breadcrumb {
  display:block;
  color:var(--muted);
  font-size:12px;
  margin-bottom:34px;
  min-height:28px;
}
.breadcrumb:hover {
  color:var(--violet);
}
.product-hero-icon {
  width:50px;
  height:50px;
  border:1px solid var(--line);
  background:#f3f0ff;
  display:grid;
  place-items:center;
  border-radius:14px;
  color:var(--violet);
  margin-bottom:24px;
}
.product-hero h1 {
  font-size:clamp(44px,5vw,62px);
}
.subhead {
  font-size:clamp(21px,2.4vw,29px);
  line-height:1.6;
  margin-top:20px;
  letter-spacing:-.025em;
  max-width:30em;
}
.product-hero .subhead {
  color:var(--ink-soft);
  margin-bottom:28px;
}
.product-hero-art {
  overflow:hidden;
  border-radius:24px;
  position:relative;
}
.product-hero-art img {
  width:100%;
  height:360px;
  object-fit:cover;
}
.split,.split.reverse {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:70px;
  align-items:center;
}
.split:has(>.copy:only-child) {
  display:block;
  max-width:900px;
  padding-top:36px;
}
.split img {
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:22px;
}
.split img.wide {
  aspect-ratio:16/9;
}
.prose {
  max-width:48em;
}
.prose p {
  font-size:15px;
  color:var(--ink-soft);
  line-height:1.95;
}
.prose p+p {
  margin-top:20px;
}
.prose h2 {
  margin-bottom:25px;
}
.band {
  background:var(--soft);
}
.feature-grid,.pillar-grid,.scenario-grid {
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:22px;
}
.plain,.scenario,.pillar {
  padding:28px;
  border:1px solid var(--line);
  border-radius:18px;
  background:#fff;
}
.plain h3,.scenario h3,.pillar h3 {
  font-size:20px;
}
.plain p,.scenario p,.pillar p {
  font-size:14px;
  line-height:1.9;
  color:var(--muted);
  margin-top:12px;
}
.icon {
  width:44px;
  height:44px;
  display:grid;
  place-items:center;
  border-radius:12px;
  background:#f3f0ff;
  color:var(--role);
  margin-bottom:22px;
}
.icon svg {
  width:22px;
  height:22px;
}
.related {
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:25px;
}
.related a {
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:9px 18px;
  border:1px solid var(--line);
  border-radius:9px;
  font-size:13px;
}
.related a:hover {
  color:var(--role);
  border-color:var(--violet);
}
.duo {
  display:grid;
  grid-template-columns:.8fr 1.2fr;
  gap:70px;
}
.note {
  color:var(--muted);
}
.about-hero {
  padding:75px 0 0;
  background:var(--bg);
  color:var(--ink);
}
.about-hero h1 {
  max-width:17em;
  font-size:clamp(40px,4.8vw,64px);
}
.about-hero p {
  max-width:40em;
  font-size:16px;
  color:var(--muted);
  margin-top:27px;
}
.about-hero img {
  width:100%;
  height:370px;
  object-fit:cover;
  margin-top:50px;
  border-radius:24px 24px 0 0;
}
.about-hero .brand-line {
  margin-bottom:26px;
}
.download-hero {
  background:var(--bg);
  color:var(--ink);
  padding:70px 0;
}
.download-layout {
  display:grid;
  grid-template-columns:1.2fr .8fr;
  align-items:center;
  gap:90px;
}
.download-hero h1 {
  font-size:clamp(42px,4.8vw,66px);
}
.download-art {
  position:relative;
  text-align:center;
}
.download-art img {
  height:480px;
  width:100%;
  object-fit:cover;
  border-radius:24px;
}
.download-art>span {
  display:block;
  font-size:10px;
  color:var(--muted);
  margin-top:14px;
}
.release-note {
  display:flex;
  gap:12px;
  background:var(--soft);
  border:1px solid var(--line);
  border-radius:14px;
  padding:20px;
  margin:28px 0 20px;
  max-width:500px;
}
.status-dot {
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--violet);
  flex-shrink:0;
  margin-top:8px;
}
.release-note strong {
  font-size:14px;
  font-weight:500;
}
.release-note p {
  font-size:12px;
  color:var(--muted);
  line-height:1.8;
  margin-top:7px;
}
.download-hero .text-link {
  color:var(--role);
}
.platform-grid {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:20px;
}
.platform {
  border:1px solid var(--line);
  border-radius:17px;
  padding:30px;
  display:flex;
  gap:20px;
  align-items:center;
}
.platform-symbol {
  font-family:Arial,sans-serif;
  font-size:36px;
  width:44px;
  text-align:center;
  color:var(--role);
  line-height:1;
}
.platform h3 {
  font-size:22px;
}
.platform p {
  font-size:13px;
  color:var(--muted);
  margin-top:4px;
}
.availability {
  font-size:11px;
  padding:6px 10px;
  border-radius:6px;
  background:var(--soft);
  color:var(--muted);
  margin-left:auto;
  white-space:nowrap;
}
.faq-list {
  display:grid;
  gap:0;
}
.faq {
  border-bottom:1px solid var(--line);
  padding:21px 0;
}
.faq:first-child {
  padding-top:0;
}
.faq summary {
  display:flex;
  justify-content:space-between;
  gap:20px;
  cursor:pointer;
  list-style:none;
  font-size:16px;
  font-weight:500;
}
.faq summary::-webkit-details-marker {
  display:none;
}
.faq summary>span:last-child {
  color:var(--role);
}
.faq[open] summary>span:last-child {
  transform:rotate(45deg);
}
.faq p {
  margin-top:16px;
  color:var(--muted);
  font-size:14px;
  max-width:40em;
}
.site-footer {
  padding:60px 0 24px;
  border-top:1px solid var(--line);
}
.footer-grid {
  display:grid;
  grid-template-columns:1.8fr 1fr .6fr;
  gap:50px;
}
.footer-brand p {
  font-size:13px;
  color:var(--muted);
  margin-top:20px;
}
.footer-motto {
  display:block;
  font-size:23px;
  font-weight:500;
  letter-spacing:-.04em;
  color:var(--muted);
  margin-top:20px;
}
.site-footer h3 {
  font-size:12px;
  color:var(--muted);
  font-weight:400;
}
.site-footer ul {
  list-style:none;
  padding:0;
  margin:17px 0 0;
}
.site-footer li+li {
  margin-top:10px;
}
.site-footer li a {
  font-size:13px;
  display:inline-flex;
  align-items:center;
  min-height:28px;
}
.site-footer li a:hover {
  color:var(--role);
}
.footer-products {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px 30px;
}
.footer-products li+li {
  margin-top:0;
}
.legal {
  display:flex;
  justify-content:space-between;
  align-items:center;
  border-top:1px solid var(--line);
  margin-top:50px;
  padding-top:22px;
  color:var(--muted);
  font-size:11px;
  gap:15px;
}
@media(min-width:1600px) {
  .hero-grid {
    min-height:740px;
  }
  .connection-stage {
    transform:scale(1.06);
  }
}
@media(max-width:1100px) {
  .container,.container-wide {
    width:calc(100% - 64px);
  }
  .header-inner {
    gap:20px;
  }
  .site-nav {
    gap:18px;
  }
  .header-actions {
    gap:18px;
  }
  .hero-grid {
    gap:0;
    min-height:650px;
  }
  .hero-copy h1 {
    font-size:54px;
  }
  .connection-stage {
    transform:scale(.9);
    transform-origin:center right;
  }
  .section-head-wide {
    gap:50px;
  }
  .product-copy {
    padding:22px;
  }
  .product-card h3 {
    font-size:19px;
  }
  .trust-grid {
    grid-template-columns:1fr 1fr;
    gap:40px;
  }
  .trust-emblem {
    display:none;
  }
  .story-layout {
    gap:35px;
  }
  .scene-visual {
    padding:25px 25px 18px;
  }
  .split,.split.reverse {
    gap:45px;
  }
  .download-layout {
    gap:50px;
  }
  .platform {
    padding:24px;
    gap:15px;
  }
}
@media(max-width:960px) {
  :root {
    --header:72px;
  }
  .site-nav {
    display:none;
    position:absolute;
    top:var(--header);
    left:0;
    right:0;
    background:#fff;
    padding:20px 32px 30px;
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:0 26px;
    max-height:calc(100dvh - var(--header));
    overflow:auto;
    box-shadow:0 16px 26px rgba(20,22,31,.08);
  }
  .site-nav.is-open {
    display:grid;
  }
  .site-nav a {
    font-size:15px;
    padding:17px 5px;
    border-bottom:1px solid var(--line);
  }
  .site-nav a[aria-current=page]:after {
    bottom:0;
    right:auto;
    width:20px;
  }
  .nav-toggle {
    display:flex;
    background:#fff;
  }
  .header-inner {
    gap:20px;
  }
  .hero-grid {
    grid-template-columns:1fr 1fr;
    min-height:600px;
  }
  .hero-copy h1 {
    font-size:46px;
  }
  .hero-lead {
    font-size:14px;
  }
  .hero-actions {
    gap:18px;
  }
  .hero-actions .btn {
    padding-inline:18px;
  }
  .hero-actions .text-link {
    font-size:13px;
  }
  .connection-stage {
    transform:scale(.76);
    transform-origin:46% center;
    min-width:400px;
    margin-left:-25px;
  }
  .hero-footnote {
    margin-top:35px;
  }
  .section {
    padding:80px 0;
  }
  .section-head-wide {
    gap:35px;
  }
  .product-grid {
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .story-layout {
    gap:25px;
    grid-template-columns:1fr 1fr;
  }
  .story-option {
    padding:20px 14px;
    gap:12px;
  }
  .story-option strong {
    font-size:17px;
  }
  .story-option small {
    font-size:12px;
  }
  .story-option>svg {
    display:none;
  }
  .scene-visual {
    padding:20px;
  }
  .scene-panel {
    padding:20px;
    min-height:365px;
  }
  .scene-panel h3 {
    font-size:17px;
  }
  .cta {
    padding:42px;
  }
  .feature-grid,.pillar-grid,.scenario-grid {
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .product-hero-inner {
    gap:40px;
  }
  .product-hero-art img {
    height:320px;
  }
  .download-layout {
    gap:35px;
    grid-template-columns:1.1fr .9fr;
  }
  .download-art img {
    height:430px;
  }
  .platform {
    flex-wrap:wrap;
  }
  .availability {
    margin-left:auto;
  }
  .footer-grid {
    gap:35px;
    grid-template-columns:1.5fr 1fr .6fr;
  }
  .closing {
    padding-top:0;
  }
}
@media(max-width:700px) {
  :root {
    --header:68px;
  }
  .container,.container-wide {
    width:calc(100% - 40px);
  }
  .logo {
    font-size:22px;
  }
  .logo img {
    width:28px;
    height:28px;
  }
  .header-actions {
    gap:14px;
  }
  .header-actions .btn-download {
    min-height:38px;
    padding:9px 15px;
    font-size:12px;
  }
  .lang {
    gap:0;
    background:#f2f3f7;
    border-radius:999px;
    padding:3px;
  }
  .lang button {
    font-size:11px;
    border-radius:999px;
  }
  .nav-toggle {
    width:44px;
    height:44px;
    background:#fff;
  }
  .site-nav {
    padding-inline:20px;
  }
  .home-hero {
    overflow:hidden;
    background:var(--bg);
    color:var(--ink);
  }
  .hero-grid {
    display:flex;
    flex-direction:column;
    gap:0;
    min-height:0;
  }
  .hero-copy {
    padding:42px 0 0;
    width:100%;
  }
  .brand-line {
    font-size:11px;
    margin-bottom:24px;
  }
  .hero-copy h1 {
    font-size:clamp(40px,9.6vw,58px);
    line-height:1.22;
    letter-spacing:-.045em;
  }
  .hero-lead {
    font-size:14px;
    line-height:1.85;
    margin-top:20px;
    max-width:30em;
    white-space:normal;
  }
  .hero-actions {
    margin-top:26px;
    gap:24px;
  }
  .hero-actions .btn {
    min-height:48px;
    font-size:13px;
    padding:13px 20px;
  }
  .hero-footnote {
    margin-top:24px;
    font-size:11px;
  }
  .connection-stage {
    height:510px;
    min-width:0;
    width:100%;
    max-width:430px;
    transform:none;
    margin-left:0;
    margin-top:0;
  }
  .demo-phone {
    transform:rotate(7deg) scale(.83);
    transform-origin:center center;
    background:#fff;
    box-shadow:0 28px 60px rgba(20,22,31,.08),0 0 0 1px #eceef3;
  }
  .orbit-one {
    width:380px;
    height:260px;
  }
  .orbit-two {
    width:340px;
    height:410px;
  }
  .stage-glow {
    width:390px;
    height:390px;
    max-width:110%;
    background:none;
  }
  .stage-node {
    width:56px;
    height:62px;
    border-radius:15px;
    background:#fff;
    box-shadow:0 12px 30px rgba(20,22,31,.06);
  }
  .stage-node svg {
    width:21px;
    height:21px;
  }
  .node-chat {
    left:0;
    top:93px;
  }
  .node-pay {
    right:0;
    top:150px;
  }
  .node-ai {
    bottom:98px;
    left:0;
  }
  .floating-note {
    bottom:40px;
    right:0;
    padding:12px 14px;
    max-width:300px;
    gap:9px;
  }
  .floating-note strong {
    font-size:11px;
  }
  .floating-note small {
    font-size:9px;
  }
  .floating-note>svg {
    width:24px;
    height:24px;
  }
  .demo-caption {
    bottom:7px;
    font-size:9px;
  }
  .hero-bottom {
    padding:18px 0 20px;
    font-size:10px;
    gap:10px;
  }
  .hero-bottom>a {
    gap:8px;
  }
  .hero-bottom>span {
    max-width:60%;
  }
  .section {
    padding:64px 0;
  }
  .section-head {
    margin-bottom:28px;
  }
  .section-head-wide {
    display:block;
    margin-bottom:32px;
  }
  .section-head-wide>p {
    margin-top:20px;
    font-size:14px;
    max-width:36em;
  }
  h2 {
    font-size:32px;
    line-height:1.33;
  }
  h3 {
    font-size:20px;
  }
  .story-layout {
    display:flex;
    flex-direction:column;
    gap:24px;
  }
  .story-options {
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:8px;
    width:100%;
  }
  .story-option {
    padding:14px 10px;
    gap:10px;
    flex-direction:column;
    align-items:flex-start;
    border-color:var(--line);
    border-radius:12px;
  }
  .story-option strong {
    font-size:13px;
    line-height:1.6;
  }
  .story-option small {
    display:none;
  }
  .scene-icon {
    width:32px;
    height:32px;
    border-radius:9px;
  }
  .scene-icon svg {
    width:18px;
    height:18px;
  }
  .scene-visual {
    width:100%;
    padding:24px 20px 18px;
    border-radius:20px;
  }
  .scene-panel {
    padding:22px;
    min-height:330px;
  }
  .scene-panel h3 {
    font-size:19px;
  }
  .scene-disclaimer {
    font-size:9px;
    padding-top:16px;
  }
  .product-grid {
    gap:16px;
    grid-template-columns:1fr;
  }
  .product-card {
    border-radius:16px;
  }
  .product-copy {
    padding:24px;
  }
  .product-label {
    margin-bottom:11px;
  }
  .product-label>span:first-child {
    font-size:11px;
    gap:6px;
  }
  .product-label svg {
    width:16px;
    height:16px;
  }
  .product-arrow {
    width:24px;
    height:24px;
  }
  .product-arrow svg {
    width:12px;
    height:12px;
  }
  .product-card h3 {
    font-size:18px;
  }
  .product-card p {
    font-size:14px;
    line-height:1.85;
    margin-top:9px;
  }
  .trust-grid {
    grid-template-columns:1fr;
    gap:30px;
  }
  .trust-grid>div>p {
    font-size:14px;
    margin-top:20px;
  }
  .trust-points {
    padding:28px 0 0;
    border-left:0;
    border-top:1px solid var(--line);
  }
  .trust-points>div+div {
    margin-top:24px;
  }
  .trust-points p {
    max-width:32em;
  }
  .closing {
    padding-top:0;
    padding-bottom:50px;
  }
  .cta {
    padding:32px 26px;
    flex-direction:column;
    gap:26px;
    align-items:flex-start;
    border-radius:20px;
  }
  .cta h2 {
    font-size:28px;
  }
  .cta p {
    font-size:13px;
  }
  .cta .btn {
    min-height:46px;
    font-size:13px;
  }
  .product-hero {
    padding:30px 0 32px;
    background:var(--bg);
    color:var(--ink);
  }
  .product-hero-inner {
    grid-template-columns:1fr;
    gap:30px;
  }
  .breadcrumb {
    margin-bottom:22px;
    font-size:11px;
  }
  .product-hero-icon {
    width:40px;
    height:40px;
    margin-bottom:20px;
    border-radius:11px;
  }
  .product-hero h1 {
    font-size:44px;
  }
  .product-hero .subhead {
    font-size:21px;
    margin-top:14px;
    margin-bottom:22px;
  }
  .product-hero .btn {
    font-size:13px;
    min-height:46px;
  }
  .product-hero-art {
    border-radius:17px;
  }
  .product-hero-art img {
    height:230px;
  }
  .split,.split.reverse,.duo {
    grid-template-columns:1fr;
    gap:30px;
  }
  .split:has(>.copy:only-child) {
    padding-top:14px;
  }
  .split.reverse>.copy {
    order:-1;
  }
  .split img {
    border-radius:17px;
  }
  .prose p {
    font-size:14px;
    line-height:1.95;
  }
  .prose h2 {
    margin-bottom:20px;
  }
  .feature-grid,.pillar-grid,.scenario-grid {
    grid-template-columns:1fr;
    gap:14px;
  }
  .plain,.scenario,.pillar {
    padding:24px;
    border-radius:15px;
  }
  .plain h3,.scenario h3,.pillar h3 {
    font-size:19px;
  }
  .plain p,.scenario p,.pillar p {
    font-size:13px;
  }
  .pillar .icon {
    margin-bottom:18px;
  }
  .related {
    gap:8px;
    margin-top:22px;
  }
  .related a {
    font-size:12px;
    padding:9px 15px;
  }
  .about-hero {
    padding-top:43px;
    background:var(--bg);
    color:var(--ink);
  }
  .about-hero h1 {
    font-size:38px;
  }
  .about-hero p {
    font-size:14px;
    margin-top:20px;
  }
  .about-hero img {
    margin-top:32px;
    height:220px;
    border-radius:17px 17px 0 0;
  }
  .download-hero {
    padding:42px 0 35px;
    background:var(--bg);
    color:var(--ink);
  }
  .download-layout {
    grid-template-columns:1fr;
    gap:36px;
  }
  .download-hero h1 {
    font-size:44px;
  }
  .download-art {
    max-width:380px;
    width:100%;
    margin:auto;
  }
  .download-art img {
    height:320px;
    object-position:center 42%;
    border-radius:20px;
  }
  .release-note {
    padding:17px;
    margin-top:24px;
  }
  .platform-grid {
    grid-template-columns:1fr;
    gap:13px;
  }
  .platform {
    padding:23px;
    flex-wrap:nowrap;
    gap:18px;
  }
  .platform h3 {
    font-size:21px;
  }
  .platform-symbol {
    font-size:30px;
    width:33px;
  }
  .platform p {
    font-size:12px;
  }
  .availability {
    font-size:10px;
    padding:5px 8px;
  }
  .faq summary {
    font-size:15px;
  }
  .faq p {
    font-size:13px;
  }
  .footer-grid {
    grid-template-columns:1fr 1fr;
    gap:35px 24px;
  }
  .footer-brand {
    grid-column:1/-1;
  }
  .site-footer {
    padding-top:40px;
  }
  .footer-brand p {
    margin-top:15px;
  }
  .footer-motto {
    font-size:22px;
    margin-top:13px;
  }
  .footer-grid>div:nth-child(2) {
    max-width:210px;
  }
  .site-footer li a {
    min-height:36px;
  }
  .footer-products {
    gap:5px 15px;
  }
  .site-footer li+li {
    margin-top:5px;
  }
  .legal {
    margin-top:32px;
    align-items:flex-start;
    flex-direction:column;
    gap:9px;
    padding-top:20px;
  }
}
@media(max-width:374px) {
  .container,.container-wide {
    width:calc(100% - 32px);
  }
  .header-actions {
    gap:10px;
  }
  .logo {
    font-size:20px;
    gap:6px;
  }
  .logo img {
    width:25px;
    height:25px;
  }
  .header-actions .btn-download {
    padding-inline:12px;
  }
  .lang {
    gap:0;
    background:#f2f3f7;
    border-radius:999px;
    padding:3px;
  }
  .lang button {
    font-size:10px;
    border-radius:999px;
  }
  .hero-copy h1 {
    font-size:39px;
  }
  .hero-actions {
    gap:20px;
  }
  .hero-actions .text-link {
    font-size:12px;
    gap:10px;
  }
  .hero-footnote {
    font-size:10px;
  }
  .connection-stage {
    height:480px;
  }
  .demo-phone {
    transform:rotate(7deg) scale(.76);
    background:#fff;
    box-shadow:0 28px 60px rgba(20,22,31,.08),0 0 0 1px #eceef3;
  }
  .stage-node {
    width:49px;
    height:55px;
    background:#fff;
    box-shadow:0 12px 30px rgba(20,22,31,.06);
  }
  .floating-note {
    max-width:265px;
  }
  .floating-note strong {
    font-size:10px;
  }
  .floating-note small {
    font-size:8px;
  }
  .product-copy {
    padding:22px;
  }
  .product-card h3 {
    font-size:17px;
  }
  .story-option {
    padding:12px 8px;
  }
  .story-option strong {
    font-size:12px;
  }
  .scene-visual {
    padding:17px 14px 15px;
  }
  .scene-panel {
    padding:19px;
  }
  .platform {
    gap:12px;
    padding:20px 17px;
  }
  .availability {
    font-size:9px;
  }
  .platform p {
    font-size:11px;
  }
  .about-hero h1 {
    font-size:34px;
  }
}
@media(prefers-reduced-motion:reduce) {
  html {
    scroll-behavior:auto;
  }
  *,*:before,*:after {
    transition:none!important;
    animation:none!important;
  }
}
/* Narrow headers reserve space for language and navigation in either locale. */
.site-nav .mobile-nav-download,.site-nav .mobile-nav-language {
  display:none;
}
.legal {
  color:var(--muted);
}
.site-footer h3 {
  color:var(--muted);
}
.scene-disclaimer {
  color:var(--muted);
}
.scene-confirm {
  color:var(--muted);
}
@media(max-width:700px) {
  .header-actions>.btn-download {
    display:inline-flex;
    min-height:44px;
  }
  .header-actions>.lang {
    display:none;
  }
  .site-nav .mobile-nav-language {
    display:flex;
    grid-column:1 / -1;
    width:fit-content;
    margin-top:20px;
  }
  .site-nav .mobile-nav-download {
    display:block;
  }
}