:root {
  --red: #e9342c;
  --red-dark: #c92520;
  --green: #3f8174;
  --green-dark: #2f675d;
  --hero-mint: #e7f3ee;
  --download-icon-mint: #d6ebe0;
  --download-icon-mint-hover: #c5e2d3;
  --green-pale: #eaf3ef;
  --ink: #1f2d2a;
  --muted: #5b6e69;
  --subtle: #83918d;
  --line: rgba(46, 69, 63, 0.14);
  --surface: #ffffff;
  --page: #f7f9f8;
  --dark: #20312e;
  --shadow: 0 24px 72px rgba(31, 58, 52, 0.14);
  --container: 1200px;
  --header-height: 72px;
  color-scheme: light;
  font-family: "Microsoft YaHei UI", "Microsoft YaHei", "PingFang SC", "Noto Sans CJK SC", system-ui, sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-height) + 24px); }

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background: var(--page);
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, a { touch-action: manipulation; }
button { font: inherit; }

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

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 8px;
  left: 8px;
  transform: translateY(-150%);
  padding: 10px 16px;
  color: white;
  background: var(--green-dark);
  border-radius: 4px;
}

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

:focus-visible {
  outline: 3px solid rgba(63, 129, 116, 0.48);
  outline-offset: 3px;
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  height: var(--header-height);
  border-bottom: 1px solid rgba(46, 69, 63, 0.1);
  background: rgba(247, 249, 248, 0.94);
  backdrop-filter: blur(14px);
}

.header-inner,
.section-inner,
.hero-inner,
.footer-inner {
  width: min(calc(100% - 48px), var(--container));
  margin-inline: auto;
}

.header-inner { display: flex; height: 100%; align-items: center; gap: 32px; }

.brand { display: inline-flex; min-width: max-content; align-items: center; gap: 10px; }
.brand img { border-radius: 4px; }
.brand-copy { display: grid; line-height: 1.2; }
.brand-copy strong { font-size: 16px; font-weight: 700; }
.brand-copy span { margin-top: 3px; color: var(--subtle); font-size: 11px; }

.site-nav { display: flex; margin-left: auto; align-items: center; gap: 8px; }
.site-nav a { display: grid; min-height: 44px; padding: 0 16px; place-items: center; color: var(--muted); font-size: 14px; font-weight: 600; border-radius: 4px; }
.site-nav a:hover { color: var(--ink); background: rgba(63, 129, 116, 0.08); }

.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 700;
  line-height: 1.2;
  transition: color 160ms ease, background-color 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.button svg, .icon-button svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.button:hover { transform: translateY(-1px); }
.button:active { transform: translateY(0); }
.button-small { min-height: 40px; padding-inline: 15px; font-size: 14px; }
.button-large { min-height: 52px; padding-inline: 22px; }
.button-primary { color: #fff; background: var(--green); box-shadow: 0 10px 24px rgba(63, 129, 116, 0.2); }
.button-primary:hover { background: var(--green-dark); }
.button-quiet { color: var(--ink); border-color: var(--line); background: rgba(255, 255, 255, 0.72); }
.button-quiet:hover { border-color: rgba(63, 129, 116, 0.4); background: #fff; }

.hero { position: relative; overflow: hidden; padding: 40px 0 36px; background: linear-gradient(180deg, #f7f9f8 0%, #f1f6f3 100%); }
.hero-inner { position: relative; }
.hero-copy { max-width: 820px; margin-inline: auto; text-align: center; }
.eyebrow { display: flex; margin: 0 0 14px; align-items: center; gap: 9px; color: var(--green-dark); font-size: 13px; font-weight: 700; }
.hero-copy .eyebrow { justify-content: center; }
.eyebrow span { width: 22px; height: 2px; background: var(--red); }
.hero h1 { margin: 0; font-size: clamp(44px, 6vw, 64px); line-height: 1.05; letter-spacing: 0; }
.hero-lead { max-width: 780px; margin: 16px auto 0; color: var(--muted); font-size: 18px; line-height: 1.8; }
.hero-actions { display: flex; margin-top: 22px; justify-content: center; gap: 12px; }
.release-line { display: flex; margin: 10px 0 0; justify-content: center; flex-wrap: wrap; gap: 8px 20px; color: var(--muted); font-size: 13px; }
.release-line strong { color: var(--green-dark); }
.release-line span { position: relative; }
.release-line span::before { content: ""; position: absolute; top: 50%; left: -11px; width: 2px; height: 2px; border-radius: 50%; background: var(--subtle); }
.release-note { max-width: 680px; margin: 7px auto 0; color: var(--muted); font-size: 13px; line-height: 1.6; }

.product-frame {
  --demo-duration: 6200ms;
  position: relative;
  overflow: hidden;
  max-width: 1120px;
  margin: 32px auto 0;
  color: var(--ink);
  border: 1px solid rgba(46, 69, 63, 0.16);
  border-radius: 8px;
  background: #edf3f0;
  box-shadow: 0 28px 78px rgba(31, 58, 52, 0.16);
}
.demo-toolbar { display: flex; min-height: 62px; padding: 0 18px 0 24px; align-items: center; justify-content: space-between; gap: 24px; border-bottom: 1px solid var(--line); background: rgba(255, 255, 255, 0.72); }
.demo-toolbar > p { display: flex; margin: 0; align-items: center; gap: 10px; color: var(--green-dark); font-size: 12px; font-weight: 700; }
.demo-toolbar > p > span { width: 18px; height: 2px; background: #ed4b43; }
.demo-toolbar-actions { display: flex; align-items: center; gap: 12px; }
.demo-counter { display: flex; align-items: baseline; gap: 5px; color: var(--subtle); font-size: 11px; font-variant-numeric: tabular-nums; }
.demo-counter strong { color: var(--green-dark); font-size: 16px; }
.demo-experience { display: grid; min-height: 500px; padding: 20px; grid-template-columns: 270px minmax(0, 1fr); gap: 18px; }
.demo-controls { display: flex; min-width: 0; align-items: center; }
.demo-tabs { display: grid; width: 100%; gap: 8px; }
.demo-tab {
  position: relative;
  min-width: 0;
  min-height: 52px;
  padding: 13px 14px;
  overflow: hidden;
  color: var(--muted);
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  cursor: pointer;
  text-align: left;
  transition: color 180ms ease, border-color 180ms ease, background-color 180ms ease;
}
.demo-tab:hover { color: var(--ink); background: rgba(255, 255, 255, 0.52); }
.demo-tab.is-active { color: var(--ink); border-color: rgba(63, 129, 116, 0.24); background: rgba(255, 255, 255, 0.86); box-shadow: 0 8px 22px rgba(31, 58, 52, 0.08); }
.demo-tab-heading { display: flex; min-width: 0; align-items: center; gap: 11px; }
.demo-tab-heading strong { overflow: hidden; font-size: 14px; line-height: 1.35; text-overflow: ellipsis; white-space: nowrap; }
.demo-tab-symbol { position: relative; width: 24px; height: 24px; flex: 0 0 24px; border: 1px solid rgba(63, 129, 116, 0.42); border-radius: 50%; }
.demo-tab-symbol::before, .demo-tab-symbol::after { content: ""; position: absolute; top: 50%; left: 50%; width: 8px; height: 1px; background: currentColor; transition: opacity 180ms ease, transform 180ms ease; transform: translate(-50%, -50%); }
.demo-tab-symbol::after { transform: translate(-50%, -50%) rotate(90deg); }
.demo-tab.is-active .demo-tab-symbol { color: #fff; border-color: var(--green); background: var(--green); }
.demo-tab.is-active .demo-tab-symbol::after { opacity: 0; transform: translate(-50%, -50%) rotate(0); }
.demo-tab-detail { display: grid; padding-left: 35px; grid-template-rows: 0fr; opacity: 0; transition: grid-template-rows 300ms cubic-bezier(0.22, 1, 0.36, 1), opacity 180ms ease; }
.demo-tab-detail > span { min-height: 0; overflow: hidden; color: var(--muted); font-size: 12px; font-weight: 400; line-height: 1.7; }
.demo-tab.is-active .demo-tab-detail { margin-top: 8px; grid-template-rows: 1fr; opacity: 1; }
.demo-tab-progress { position: absolute; right: 14px; bottom: 0; left: 49px; height: 2px; overflow: hidden; background: rgba(63, 129, 116, 0.12); opacity: 0; }
.demo-tab-progress > span { display: block; width: 100%; height: 100%; background: var(--green); transform: scaleX(0); transform-origin: left; }
.demo-tab.is-active .demo-tab-progress { opacity: 1; }
.product-frame.is-rotating .demo-tab.is-active .demo-tab-progress > span { animation: demo-progress var(--demo-duration) linear forwards; }

.demo-stage { position: relative; overflow: hidden; min-width: 0; aspect-ratio: 16 / 10; align-self: center; border: 1px solid rgba(46, 69, 63, 0.14); border-radius: 6px; background: #fff; box-shadow: 0 18px 44px rgba(31, 58, 52, 0.14); }
.demo-slide { position: absolute; inset: 0; margin: 0; opacity: 0; pointer-events: none; transform: translate3d(22px, 0, 0) scale(0.988); transition: opacity 420ms ease, transform 560ms cubic-bezier(0.22, 1, 0.36, 1); }
.product-frame[data-direction="backward"] .demo-slide { transform: translate3d(-22px, 0, 0) scale(0.988); }
.demo-slide.is-active { z-index: 1; opacity: 1; pointer-events: auto; transform: translate3d(0, 0, 0) scale(1); }
.demo-slide img { width: 100%; height: 100%; object-fit: contain; object-position: center; background: #f8faf9; }
.demo-toggle { display: grid; width: 44px; min-width: 44px; min-height: 44px; padding: 0; place-items: center; color: var(--green-dark); border: 1px solid rgba(63, 129, 116, 0.24); border-radius: 50%; background: rgba(255, 255, 255, 0.8); cursor: pointer; transition: color 160ms ease, border-color 160ms ease, background-color 160ms ease; }
.demo-toggle:hover { color: #fff; border-color: var(--green); background: var(--green); }
.demo-toggle:disabled { color: var(--subtle); border-color: var(--line); background: rgba(255, 255, 255, 0.48); cursor: not-allowed; }
.demo-toggle svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.demo-icon-play { display: none; }
.demo-toggle[aria-pressed="true"] .demo-icon-pause { display: none; }
.demo-toggle[aria-pressed="true"] .demo-icon-play { display: block; }

@keyframes demo-progress { from { transform: scaleX(0); } to { transform: scaleX(1); } }

.section { padding: 104px 0; }
.section-heading { max-width: 620px; }
.section-heading h2 { margin: 0; font-size: clamp(30px, 4vw, 46px); line-height: 1.25; letter-spacing: 0; }
.section-heading > p:last-child { margin: 20px 0 0; color: var(--muted); font-size: 17px; }

.workflow { background: var(--surface); }
.workflow .section-heading { margin-bottom: 56px; }
.workflow-rail { display: grid; margin: 0; padding: 0; grid-template-columns: repeat(4, 1fr); list-style: none; border-top: 1px solid var(--line); }
.workflow-rail li { position: relative; padding: 28px 28px 0 0; }
.workflow-rail li:not(:last-child)::after { content: ""; position: absolute; top: -4px; right: 28px; width: 7px; height: 7px; transform: rotate(45deg); border-top: 1px solid var(--green); border-right: 1px solid var(--green); background: white; }
.step-number { display: grid; width: 42px; height: 30px; place-items: center; color: var(--green-dark); background: var(--green-pale); border-radius: 4px; font-size: 12px; font-weight: 800; font-variant-numeric: tabular-nums; }
.workflow-rail h3, .capability-list h3 { margin: 18px 0 8px; font-size: 19px; line-height: 1.4; }
.workflow-rail p, .capability-list p { margin: 0; color: var(--muted); font-size: 14px; }

.capabilities { background: #edf3f0; }
.capabilities-layout { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: 104px; align-items: start; }
.sticky-heading { position: sticky; top: calc(var(--header-height) + 48px); }
.capability-list { border-top: 1px solid rgba(46, 69, 63, 0.18); }
.capability-list article { display: grid; padding: 28px 0 32px; grid-template-columns: 48px minmax(0, 1fr); gap: 24px; border-bottom: 1px solid rgba(46, 69, 63, 0.18); }
.capability-list h3 { margin: 0 0 8px; }
.capability-index { color: var(--green-dark); font-size: 13px; font-weight: 800; font-variant-numeric: tabular-nums; }

.contact { background: var(--surface); }
.contact-layout { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: 96px; align-items: center; }
.contact-methods { border-top: 1px solid var(--line); }
.contact-row { display: grid; min-height: 104px; padding: 20px 0; grid-template-columns: 48px minmax(0, 1fr) auto; align-items: center; gap: 18px; border-bottom: 1px solid var(--line); }
.contact-icon { display: grid; width: 44px; height: 44px; place-items: center; color: var(--green-dark); background: var(--green-pale); border-radius: 6px; }
.contact-icon svg { width: 23px; height: 23px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.contact-data { display: grid; min-width: 0; }
.contact-data span { color: var(--subtle); font-size: 12px; }
.contact-data strong { overflow-wrap: anywhere; font-size: 18px; }
.button-copy { color: var(--green-dark); border-color: rgba(63, 129, 116, 0.24); background: #fff; font-size: 13px; }
.button-copy:hover { background: var(--green-pale); }

.site-footer { padding: 36px 0; border-top: 1px solid var(--line); color: var(--subtle); background: var(--page); font-size: 12px; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-brand img { border-radius: 3px; }
.footer-brand p { display: grid; margin: 0; line-height: 1.3; }
.footer-brand strong { color: var(--ink); font-size: 13px; }
.privacy-note { margin-left: auto; }
.footer-link { color: var(--green-dark); font-weight: 650; }
.footer-link:hover { text-decoration: underline; text-underline-offset: 3px; }

.legal-main { padding: 72px 0 104px; }
.legal-document { width: min(calc(100% - 48px), 880px); margin-inline: auto; }
.legal-heading { padding-bottom: 36px; border-bottom: 1px solid var(--line); }
.legal-heading h1 { margin: 16px 0 10px; color: var(--ink); font-size: clamp(34px, 5vw, 54px); line-height: 1.12; letter-spacing: -0.035em; }
.legal-heading > p:last-child { margin: 0; color: var(--subtle); font-size: 13px; }
.legal-document section { padding-top: 42px; }
.legal-document h2 { margin: 0 0 16px; color: var(--ink); font-size: 24px; line-height: 1.35; }
.legal-document h3 { margin: 26px 0 8px; color: var(--ink); font-size: 17px; }
.legal-document p { margin: 12px 0 0; color: var(--muted); }
.legal-document ul { display: grid; gap: 10px; margin: 16px 0 0; padding-left: 1.4em; color: var(--muted); }
.legal-document a:not(.footer-link) { color: var(--green-dark); text-decoration: underline; text-underline-offset: 3px; }
.legal-summary { margin-top: 36px; padding: 24px 28px 26px; border: 1px solid rgba(63, 129, 116, 0.2); border-radius: 10px; background: var(--green-pale); }
.legal-summary strong { color: var(--green-dark); font-size: 14px; }
.legal-summary p { margin-top: 8px; color: var(--ink); }

.toast { position: fixed; z-index: 200; right: 24px; bottom: 24px; max-width: calc(100vw - 48px); padding: 12px 18px; color: #fff; background: var(--dark); border-radius: 6px; box-shadow: 0 12px 36px rgba(22, 42, 38, 0.24); opacity: 0; transform: translateY(12px); pointer-events: none; transition: opacity 180ms ease, transform 180ms ease; }
.toast.is-visible { opacity: 1; transform: translateY(0); }

/* Home download surface: the homepage follows the direct, platform-first
   rhythm of the reference while leaving legal and account pages untouched. */
.home-page {
  background: var(--page);
}

.home-page .hero-download {
  min-height: 640px;
  padding: 118px 0 142px;
  color: var(--ink);
  background: var(--hero-mint);
}

.home-page .hero-download::before {
  display: none;
}

.home-page .hero-download::after {
  content: "";
  position: absolute;
  right: -10%;
  bottom: -112px;
  left: -10%;
  height: 182px;
  border-radius: 50% 50% 0 0 / 52% 52% 0 0;
  background: var(--page);
}

.home-page .hero-inner {
  z-index: 1;
  display: flex;
  max-width: 640px;
  align-items: center;
  flex-direction: column;
  text-align: center;
}

.hero-brand {
  display: inline-flex;
  margin: 0;
  align-items: center;
  gap: 14px;
  color: var(--green-dark);
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.01em;
}

.hero-brand img {
  width: 58px;
  height: 58px;
  border-radius: 15px;
  box-shadow: 0 12px 28px rgba(7, 83, 45, 0.18);
}

.home-page .hero-download h1.hero-brand {
  max-width: none;
  margin-top: 0;
  color: var(--green-dark);
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.2;
  letter-spacing: 0.01em;
}

.home-page .hero-download .hero-lead {
  max-width: 520px;
  margin-top: 20px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.release-list {
  width: min(100%, 540px);
  margin-top: 28px;
  border-top: 1px solid rgba(63, 129, 116, 0.2);
}

.release-item {
  display: grid;
  min-height: 62px;
  padding: 14px 10px;
  align-items: center;
  grid-template-columns: minmax(0, 1fr) auto 18px;
  gap: 16px;
  color: var(--ink);
  border-bottom: 1px solid rgba(63, 129, 116, 0.2);
  text-align: left;
  transition: color 180ms ease, background-color 180ms ease;
}

.release-item:hover {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.52);
}

.release-item strong {
  color: var(--green-dark);
  font-size: 14px;
  white-space: nowrap;
}

.release-item svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.download-options {
  display: flex;
  width: auto;
  margin-top: 28px;
  align-items: center;
  justify-content: center;
  gap: 18px;
}

.download-option {
  display: inline-flex;
  width: 92px;
  min-height: 96px;
  padding: 0;
  align-items: center;
  flex-direction: column;
  gap: 8px;
  color: var(--green-dark);
  background: transparent;
  transition: transform 180ms ease;
}

.download-option:hover {
  transform: translateY(-3px);
}

.download-option:active {
  transform: translateY(-1px) scale(0.98);
}

.download-option-icon {
  display: grid;
  width: 62px;
  height: 62px;
  margin: 0;
  place-items: center;
  color: var(--green-dark);
  border-radius: 50%;
  background: var(--download-icon-mint);
  box-shadow: 0 8px 16px rgba(47, 103, 93, 0.12);
  transition: background-color 180ms ease, box-shadow 180ms ease;
}

.download-option:hover .download-option-icon,
.download-option:focus-visible .download-option-icon {
  background: var(--download-icon-mint-hover);
  box-shadow: 0 12px 22px rgba(47, 103, 93, 0.18);
}

.download-option-icon svg {
  width: 30px;
  height: 30px;
  fill: currentColor;
}

.download-option-icon--android svg {
  width: 38px;
  height: 38px;
}

.download-option-label {
  color: var(--green-dark);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: 0.02em;
}

.product-showcase {
  position: relative;
  padding-top: 64px;
  background: var(--page);
}

.product-showcase-heading {
  max-width: 720px;
}

body.home-page :focus-visible {
  outline-color: rgba(63, 129, 116, 0.72);
}

body.home-page .product-showcase :focus-visible,
body.home-page .site-footer :focus-visible {
  outline-color: rgba(63, 129, 116, 0.7);
}

@media (max-width: 900px) {
  .site-nav { display: none; }
  .header-download { margin-left: auto; }
  .hero { padding-top: 40px; }
  .demo-experience { min-height: 0; grid-template-columns: 1fr; }
  .demo-stage { width: 100%; order: -1; }
  .demo-tabs { grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: start; }
  .demo-controls { align-items: stretch; }
  .workflow-rail { grid-template-columns: repeat(2, 1fr); row-gap: 36px; }
  .workflow-rail li:nth-child(2)::after { display: none; }
  .capabilities-layout, .contact-layout { grid-template-columns: 1fr; gap: 56px; }
  .sticky-heading { position: static; }
  .footer-inner { align-items: flex-start; flex-wrap: wrap; }
  .privacy-note { width: 100%; margin: 0; order: 3; }
  .home-page .hero-download { min-height: 0; padding-top: 104px; padding-bottom: 132px; }
  .home-page .hero-download::after { bottom: -112px; height: 176px; }
  .download-options { margin-top: 34px; }
  .product-showcase { padding-top: 52px; }
}

@media (max-width: 600px) {
  :root { --header-height: 64px; }
  .header-inner, .section-inner, .hero-inner, .footer-inner { width: min(calc(100% - 32px), var(--container)); }
  .brand img { width: 32px; height: 32px; }
  .brand-copy strong { font-size: 14px; }
  .brand-copy span { display: none; }
  .header-download { min-width: 44px; width: 44px; padding: 0; font-size: 0; }
  .header-download svg { width: 20px; height: 20px; }
  .hero { padding: 24px 0; }
  .hero h1 { font-size: 40px; }
  .hero-lead { margin-top: 12px; font-size: 16px; line-height: 1.65; }
  .hero-actions { margin-top: 16px; align-items: stretch; flex-direction: column; gap: 8px; }
  .hero-actions .button-large { min-height: 46px; }
  .release-line { margin-top: 8px; gap: 6px 16px; }
  .product-frame { margin-top: 22px; }
  .demo-toolbar { min-height: 50px; padding-inline: 14px 10px; }
  .demo-toolbar > p { font-size: 11px; }
  .demo-experience { padding: 12px; gap: 12px; }
  .demo-stage { aspect-ratio: 16 / 10; }
  .demo-tabs { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px; }
  .demo-tab { min-height: 48px; padding: 9px 10px; }
  .demo-tab-heading { gap: 8px; }
  .demo-tab-heading strong { font-size: 12px; line-height: 1.4; white-space: normal; }
  .demo-tab-symbol { width: 20px; height: 20px; flex-basis: 20px; }
  .demo-tab-detail { display: none; }
  .demo-tab-progress { right: 10px; left: 38px; }
  .demo-counter { display: none; }
  .section { padding: 72px 0; }
  .section-heading h2 { font-size: 32px; }
  .section-heading > p:last-child { font-size: 16px; }
  .workflow .section-heading { margin-bottom: 40px; }
  .workflow-rail { grid-template-columns: 1fr; row-gap: 0; }
  .workflow-rail li { display: grid; padding: 24px 0; grid-template-columns: 48px minmax(0, 1fr); gap: 16px; border-bottom: 1px solid var(--line); }
  .workflow-rail li::after { display: none; }
  .workflow-rail h3 { margin-top: 0; }
  .capability-list article { gap: 12px; }
  .contact-row { grid-template-columns: 44px minmax(0, 1fr); }
  .button-copy { grid-column: 1 / -1; width: 100%; }
  .footer-inner { gap: 20px; }
  .footer-inner > p:last-child { margin: 0; }
  .legal-main { padding: 48px 0 72px; }
  .legal-document { width: min(calc(100% - 32px), 880px); }
  .legal-document section { padding-top: 34px; }
  .legal-document h2 { font-size: 21px; }
  .legal-summary { padding: 20px; }
  .home-page .hero-download { padding: 92px 0 120px; }
  .home-page .hero-download::after { right: -28%; bottom: -96px; left: -28%; height: 136px; }
  .hero-brand { gap: 10px; font-size: 23px; }
  .hero-brand img { width: 50px; height: 50px; border-radius: 13px; }
  .home-page .hero-download .hero-lead { margin-top: 16px; font-size: 14px; line-height: 1.65; }
  .release-list { margin-top: 24px; }
  .release-item { min-height: 58px; grid-template-columns: minmax(0, 1fr) auto 16px; gap: 9px; padding: 12px 4px; font-size: 13px; }
  .release-item strong { font-size: 12px; }
  .release-item svg { width: 16px; height: 16px; }
  .download-options { width: auto; margin-top: 24px; gap: 14px; }
  .download-option { width: 80px; min-height: 88px; gap: 7px; }
  .download-option-icon { width: 56px; height: 56px; }
  .download-option-icon svg { width: 28px; height: 28px; }
  .download-option-icon--android svg { width: 36px; height: 36px; }
  .download-option-label { font-size: 13px; }
  .product-showcase { padding-top: 40px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
  .demo-slide, .product-frame[data-direction="backward"] .demo-slide { transform: none; }
  .demo-tab-progress { display: none; }
}