:root {
  --c-bg:#ffffff;
  --c-panel:#f4f5ff;
  --c-panel-2:#eceefc;
  --c-border:#e2e4ee;
  --c-accent:#4c5ae8;
  --c-accent-dark:#3741c2;
  --c-text:#15161c;
  --c-muted:#5b5f6e;
  --c-success:#1f9d6a;
  --c-warn:#c98a12;
  --c-error:#d23f4a;
  --c-on-accent:#ffffff;
  --c-mask:#000000;
  --c-clear:transparent;
  --c-current:currentColor;
  --a-06:rgba(76,90,232,.06);
  --a-10:rgba(76,90,232,.10);
  --a-16:rgba(76,90,232,.16);
  --a-24:rgba(76,90,232,.24);
  --a-34:rgba(76,90,232,.34);
  --a-glow:rgba(76,90,232,.20);
  --a-glow-soft:rgba(76,90,232,.07);
  --a-none:rgba(76,90,232,0);
  --ink-04:rgba(21,22,28,.04);
  --ink-07:rgba(21,22,28,.07);
  --ink-10:rgba(21,22,28,.10);
  --ink-veil:rgba(21,22,28,.32);
  --g-success:rgba(31,157,106,.18);
  --f-display:"Inter","Noto Sans SC","PingFang SC","PingFang TC","Hiragino Sans","Apple SD Gothic Neo",system-ui,-apple-system,sans-serif;
  --f-body:"Inter","Noto Sans SC","PingFang SC","PingFang TC","Hiragino Sans","Apple SD Gothic Neo",system-ui,-apple-system,sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --r-line:1px;
  --r-detail:2px;
  --r-xs:6px;
  --r-sm:8px;
  --r-md:10px;
  --r-lg:12px;
  --r-pill:999px;
  --sh-card:0 1px 2px var(--ink-04),0 10px 24px -12px var(--ink-10);
  --sh-btn:0 1px 0 var(--a-24) inset,0 10px 22px -10px var(--a-34);
  --sh-glow:0 0 0 5px var(--a-06),0 0 34px var(--a-glow),0 34px 64px -28px var(--a-34),0 2px 4px var(--ink-04);
  --ease-out:cubic-bezier(.2,.7,.2,1);
  --duration-fast:200ms;
  --duration-reveal:600ms;
  --gutter:48px;
  --content-width:1240px;
  --header-width:1280px;
  --reading-width:800px;
  --section-space:96px;
  --header-height:64px;
  --weight-normal:400;
  --weight-medium:500;
  --weight-semibold:600;
  --weight-bold:700;
  --weight-heavy:800;
  --tracking-heading:-.02em;
}
*,*::before,*::after {box-sizing:border-box}
html {scroll-behavior:smooth;scroll-padding-top:24px}
html,body {margin:0;padding:0}
body {
  background:var(--c-bg);color:var(--c-text);font-family:var(--f-body);
  font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
html.nav-open {overflow:hidden}
a {color:inherit;text-decoration:none}
a:hover {color:var(--c-accent-dark)}
button,input,select,textarea {font:inherit}
button {cursor:pointer}
button:disabled {cursor:not-allowed}
a,button,input,select,textarea,summary {touch-action:manipulation}
:focus-visible {outline:2px solid var(--c-accent);outline-offset:3px;border-radius:var(--r-xs)}
svg {display:block;flex-shrink:0}
img {max-width:100%;height:auto}
[hidden] {display:none!important}
h1,h2,h3,h4 {
  font-family:var(--f-display);font-weight:var(--weight-heavy);
  letter-spacing:var(--tracking-heading);line-height:1.25;text-wrap:balance;
}
h1 {font-size:clamp(34px,3.4vw,48px)}
h2 {font-size:clamp(26px,2.5vw,36px)}
h3 {font-size:22px}
p {margin-block:0 1.2em}
h1,h2,h3 {margin-block:0 20px}
code,kbd,pre {font-family:var(--f-mono)}
code {overflow-wrap:anywhere}
:not(pre)>code {
  padding:2px 5px;border-radius:var(--r-line);
  background:var(--c-panel);color:var(--c-accent-dark);font-size:.9em;
}
pre {
  max-width:100%;min-width:0;overflow-x:auto;margin-block:24px;
  padding:20px;border:1px solid var(--c-border);border-radius:var(--r-md);
  background:var(--c-panel);color:var(--c-text);font-size:13px;line-height:1.8;
  overscroll-behavior-inline:contain;
}
pre code {overflow-wrap:normal;white-space:pre}
blockquote {margin-inline:0}
section[id],h2[id],h3[id] {scroll-margin-top:24px}
.wrap {
  width:100%;max-width:calc(var(--content-width) + var(--gutter)*2);
  padding-inline:var(--gutter);margin-inline:auto;
}
.reading {max-width:calc(var(--reading-width) + var(--gutter)*2)}
.section {padding-top:var(--section-space);padding-bottom:var(--section-space)}
.section--tint {background:var(--c-panel);color:var(--c-text)}
.section-heading {max-width:760px;margin-bottom:40px}
.section-heading--center {text-align:center;margin-inline:auto}
.grid-two,.grid-three {display:grid;gap:24px}
.grid-two {grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-three {grid-template-columns:repeat(3,minmax(0,1fr))}
:where(.grid-two,.grid-three,.hero__grid,.feature-split,.footer-grid)>* {min-width:0}
.stack>*+* {margin-top:24px}
.muted {color:var(--c-muted)}
.mono {font-family:var(--f-mono)}
.keep {white-space:nowrap}
.text-link {color:var(--c-accent-dark);text-decoration:underline;text-underline-offset:4px}
.sr-only {
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip-path:inset(50%);white-space:nowrap;border:0;
}
.skip-link {
  position:fixed;top:8px;left:16px;z-index:100;transform:translateY(-160%);
  padding:10px 16px;border-radius:var(--r-sm);
  background:var(--c-accent);color:var(--c-on-accent);
}
.skip-link:focus {transform:none;color:var(--c-on-accent)}
.btn {
  min-height:52px;display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:12px 22px;border:1px solid var(--c-clear);border-radius:var(--r-md);
  font-size:16px;font-weight:var(--weight-bold);letter-spacing:-.005em;
  text-align:center;line-height:1.4;
  transition:background-color var(--duration-fast),border-color var(--duration-fast),transform var(--duration-fast);
}
.btn svg {width:18px;height:18px}
.btn--primary {background:var(--c-accent);color:var(--c-on-accent);box-shadow:var(--sh-btn)}
.btn--primary:hover,.btn--primary.is-hover {background:var(--c-accent-dark);color:var(--c-on-accent);transform:translateY(-1px)}
.btn--ghost {background:var(--c-bg);color:var(--c-text);border-color:var(--c-border);box-shadow:0 1px 2px var(--ink-04)}
.btn--ghost:hover,.btn--ghost.is-hover {border-color:var(--c-accent);color:var(--c-accent-dark)}
.btn:active {transform:translateY(1px)}
.btn.is-focus {outline:2px solid var(--c-accent);outline-offset:3px}
.btn:disabled {background:var(--c-panel-2);color:var(--c-muted);border-color:var(--c-border);box-shadow:none;transform:none}
.cta {display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-top:30px}
.card,.panel {
  background:var(--c-bg);color:var(--c-text);border:1px solid var(--c-border);
  border-radius:var(--r-lg);padding:28px;box-shadow:var(--sh-card);min-width:0;
}
.panel {background:var(--c-panel);color:var(--c-text);box-shadow:none}
.card p:last-child,.panel p:last-child {margin-bottom:0}
.prose,.article-body {min-width:0}
.prose p,.article-body p {line-height:1.9}
.prose h2,.article-body h2 {margin-top:64px}
.prose h3,.article-body h3 {margin-top:36px}
.prose a:not([class*="btn"]):not([class*="button"]),.article-body a:not([class*="btn"]):not([class*="button"]) {color:var(--c-accent-dark);text-decoration:underline;text-underline-offset:3px}
.prose li+li,.article-body li+li {margin-top:10px}
.prose ul,.prose ol,.article-body ul,.article-body ol {padding-left:1.5em}
.reveal {opacity:1;transform:none}
html.reveal-ready .reveal:not(.shown) {opacity:0;transform:translateY(16px)}
html.reveal-ready .reveal {transition:opacity var(--duration-reveal) var(--ease-out),transform var(--duration-reveal) var(--ease-out)}
.factbar {
  background:var(--c-panel);color:var(--c-muted);border-bottom:1px solid var(--c-border);
  font-family:var(--f-mono);font-size:12px;letter-spacing:.06em;
}
.factbar__in {min-height:34px;display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:4px 14px}
.factbar__sep {color:var(--c-muted)}
.factbar__em {color:var(--c-accent-dark);font-weight:var(--weight-semibold)}
.topnav {background:var(--c-bg);color:var(--c-text);border-bottom:1px solid var(--c-border);position:relative;z-index:30}
.topnav__in {
  width:100%;max-width:min(100%,calc(var(--header-width) + var(--gutter)*2));
  padding-inline:var(--gutter);margin-inline:auto;min-height:var(--header-height);
  display:flex;align-items:center;gap:28px;position:relative;
}
.brand {display:flex;align-items:center;gap:11px;flex-shrink:0;color:var(--c-text)}
.brand:hover {color:var(--c-text)}
.brand__mark {
  display:block;width:30px;height:30px;flex-shrink:0;border-radius:var(--r-sm);
}
.brand__mark--placeholder {
  background:var(--c-panel);color:var(--c-accent);border:1.5px solid var(--c-accent);
  box-shadow:0 0 0 3px var(--a-06);
}
.brand__name {font-family:var(--f-display);font-weight:var(--weight-heavy);font-size:16px;letter-spacing:-.01em}
.menu {margin-left:auto;min-width:0}
.menu__list {display:flex;align-items:center;list-style:none;margin:0;padding:0;gap:clamp(16px,2.3vw,34px)}
.menu__link {display:block;padding-block:20px;font-size:15px;font-weight:var(--weight-medium);color:var(--c-muted);white-space:nowrap}
.menu__link:hover {color:var(--c-text)}
.menu__link[aria-current="page"] {color:var(--c-text);font-weight:var(--weight-bold)}
.nav-tools {display:flex;align-items:center;gap:14px;flex-shrink:0;margin-left:auto}
.language {position:relative}
.lang {
  min-height:44px;padding:0 0 0 26px;border:0;position:relative;display:flex;align-items:center;gap:6px;
  background:var(--c-bg);color:var(--c-text);font-size:14px;font-weight:var(--weight-medium);
  white-space:nowrap;
}
.lang::before {content:"";position:absolute;left:0;top:11px;bottom:11px;width:1px;background:var(--c-border)}
.lang__caret {color:var(--c-muted);font-size:11px}
.language__list {
  position:absolute;right:0;top:calc(100% + 8px);width:200px;list-style:none;margin:0;padding:6px;
  background:var(--c-bg);color:var(--c-text);border:1px solid var(--c-border);border-radius:var(--r-md);box-shadow:var(--sh-card);z-index:35;
}
.language__list a {display:flex;align-items:center;min-height:44px;padding:10px 14px;border-radius:var(--r-xs)}
.language__list a:hover,.language__list a[aria-current="true"] {background:var(--c-panel);color:var(--c-accent-dark)}
.nav-toggle {
  display:none;align-items:center;justify-content:center;min-width:44px;min-height:44px;
  padding:10px;border:1px solid var(--c-border);border-radius:var(--r-sm);
  background:var(--c-bg);color:var(--c-text);
}
.nav-toggle svg {width:22px;height:22px}
.nav-drawer {
  position:absolute;left:0;right:0;top:100%;padding:16px var(--gutter) 24px;
  max-height:calc(100dvh - var(--header-height));overflow-y:auto;overscroll-behavior:contain;
  background:var(--c-bg);color:var(--c-text);border-bottom:1px solid var(--c-border);z-index:32;
}
.nav-drawer ul {list-style:none;margin:0;padding:0}
.nav-drawer a {display:flex;width:100%;align-items:center;min-height:48px;padding:12px 16px;border-radius:var(--r-sm)}
.nav-drawer a:hover,.nav-drawer a[aria-current] {background:var(--c-panel);color:var(--c-accent-dark)}
.nav-drawer__languages {border-top:1px solid var(--c-border);margin-top:16px;padding-top:12px}
.nav-drawer__label {display:block;padding:8px 16px;color:var(--c-muted);font-size:13px}
.nav-veil {position:fixed;inset:0;z-index:20;background:var(--ink-veil);color:var(--c-text);border:0;cursor:default}
.site-footer {padding-top:64px;padding-bottom:28px;background:var(--c-panel);color:var(--c-text);border-top:1px solid var(--c-border)}
.footer-grid {display:grid;grid-template-columns:1.5fr .8fr 1.3fr .7fr;gap:40px}
.footer-brand p {margin-top:20px;max-width:29em;font-size:14px;color:var(--c-muted)}
.footer-title {font-size:14px;font-weight:var(--weight-bold);margin-block:0 16px}
.footer-links {list-style:none;margin:0;padding:0}
.footer-links a {display:block;padding-block:7px;font-size:14px;color:var(--c-muted);overflow-wrap:anywhere}
.footer-links a:hover {color:var(--c-accent-dark)}
.footer-bottom {display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:40px;padding-top:24px;border-top:1px solid var(--c-border);font-size:12px;color:var(--c-muted)}
.footer-legal {display:flex;flex-wrap:wrap;gap:20px}
.hero {position:relative;overflow-x:clip}
.hero__grid {
  min-height:clamp(620px,calc(100vh - 142px),820px);
  display:grid;grid-template-columns:minmax(0,11fr) minmax(0,9fr);
  gap:48px;align-items:center;padding-top:28px;padding-bottom:20px;
}
.copy {position:relative;z-index:1}
.eyebrow {
  display:inline-flex;align-items:center;gap:9px;padding:6px 12px;
  background:var(--c-panel);color:var(--c-accent-dark);font-size:13px;
  font-weight:var(--weight-semibold);border-radius:var(--r-sm);
}
.eyebrow__dot {width:7px;height:7px;flex-shrink:0;border-radius:var(--r-pill);background:var(--c-accent);box-shadow:0 0 0 3px var(--a-16)}
.headline {font-size:clamp(30px,3.4vw,48px);line-height:1.18;letter-spacing:var(--tracking-heading);margin:22px 0 0}
.headline__line {display:block;white-space:nowrap}
.headline__key {position:relative;display:inline-block;isolation:isolate}
.headline__key::after {content:"";position:absolute;left:-.04em;right:-.02em;bottom:.04em;height:6px;background:var(--c-accent);border-radius:var(--r-line);z-index:-1}
.headline__tail {
  display:inline-block;width:9px;height:9px;margin-left:18px;border:1.5px solid var(--c-accent);
  border-radius:var(--r-pill);background:var(--c-bg);vertical-align:middle;position:relative;top:-.06em;
}
.headline__tail::after {
  content:"";position:absolute;left:11px;top:50%;width:380px;height:1px;transform:translateY(-50%);
  background:repeating-linear-gradient(90deg,var(--c-accent) 0 5px,var(--a-none) 5px 10px);opacity:.75;
}
.lede {margin:22px 0 0;max-width:33em;font-size:16.5px;line-height:1.72;color:var(--c-muted)}
.lede strong {color:var(--c-text);font-weight:var(--weight-bold)}
.devices {display:flex;align-items:center;flex-wrap:wrap;gap:22px;margin-top:24px;padding-top:18px;border-top:1px solid var(--c-border);max-width:560px}
.devices__item {display:inline-flex;align-items:center;gap:7px;font-size:13.5px;font-weight:var(--weight-semibold);color:var(--c-text);min-height:32px}
.devices__item svg {width:18px;height:18px;color:var(--c-muted)}
.devices__store {margin-left:auto;display:inline-flex;align-items:center;gap:6px;min-height:26px;padding:2px 10px;border-radius:var(--r-pill);background:var(--c-panel);color:var(--c-accent-dark);border:1px solid var(--a-16);font-size:12.5px;font-weight:var(--weight-semibold)}
.peek {padding-top:22px;padding-bottom:40px;text-align:center}
.peek__eyebrow {font-size:13px;font-weight:var(--weight-bold);color:var(--c-accent);letter-spacing:.02em}
.peek__title {margin:10px 0 0;font-size:30px;line-height:1.25}
.decorated-section {position:relative;overflow-x:clip}
@media (min-width:1336px) {
  .hero>.wrap {max-width:1336px}
}
@media (max-width:1279px) {
  .menu {display:none}
  .nav-tools {margin-left:auto}
  .nav-toggle {display:flex}
}
@media (min-width:1280px) {
  .nav-drawer,.nav-veil {display:none!important}
}
@media (max-width:1180px) {
  .headline__tail {display:none}
}
@media (max-width:960px) {
  :root {--gutter:20px;--section-space:72px}
  .hero__grid {grid-template-columns:minmax(0,1fr);gap:72px;padding-top:40px;padding-bottom:64px;min-height:0}
  .devices__store {margin-left:0}
  .footer-grid {grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:768px) {
  h1,.headline {font-size:clamp(24px,7vw,30px)}
  .grid-three {grid-template-columns:minmax(0,1fr)}
}
@media (max-width:640px) {
  :root {--gutter:16px;--section-space:56px}
  .topnav__in {gap:8px}
  .brand {gap:8px}
  .brand__name {font-size:13px}
  .brand__mark {width:26px;height:26px}
  .nav-tools {gap:4px;margin-left:auto}
  .lang {padding-left:8px;font-size:12px}
  .lang::before {display:none}
  .nav-toggle {padding:8px}
  .factbar__in {font-size:10px;gap:2px 8px;padding-top:4px;padding-bottom:4px}
  .headline__line {white-space:normal}
  .headline__line:first-child {white-space:nowrap}
  .cta .btn {flex:1 1 auto}
  .lede {font-size:15px}
  .devices {gap:10px 16px}
  .devices__item {font-size:12px;gap:5px}
  .devices__item svg {width:16px;height:16px}
  .grid-two,.footer-grid {grid-template-columns:minmax(0,1fr)}
  .card,.panel {padding:20px}
  .footer-grid {gap:28px}
  .peek__title {font-size:22px}
  .tilt,[data-tilt] {transform:none!important}
  pre {padding:16px}
}
@media (prefers-reduced-motion:reduce) {
  html {scroll-behavior:auto}
  *,*::before,*::after {animation:none!important;transition:none!important}
  html.reveal-ready .reveal:not(.shown) {opacity:1;transform:none}
}