:root {
  color-scheme: light;
  --bg: #ffffff;
  --bg-elevated: #ffffff;
  --ink: #0d0d0d;
  --ink-soft: #303030;
  --muted: #626262;
  --quiet: #8a8a8a;
  --line: rgba(13, 13, 13, 0.12);
  --line-strong: rgba(13, 13, 13, 0.24);
  --blue: #0d0d0d;
  --blue-hover: #2b2b2b;
  --blue-strong: #000000;
  --green: #059669;
  --warning: #ca8a04;
  --amber: #d97706;
  --red: #ff3b30;
  --black: #050506;
  --panel-dark: #ffffff;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --shadow-soft: 0 12px 34px rgba(0, 0, 0, 0.08);
  --content: 1180px;
  --wide: 1320px;
  --header-height: 52px;
  --font-display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "PingFang SC", "Hiragino Sans", "Yu Gothic", "Meiryo", sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-ui: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Hiragino Sans", "Yu Gothic", "Meiryo", sans-serif;
  --font-mono: "SF Mono", "JetBrains Mono", ui-monospace, Menlo, Consolas, monospace;
  font-family: var(--font-body);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 24px);
}

@view-transition {
  navigation: auto;
}

::view-transition-old(root),
::view-transition-new(root) {
  animation-duration: 260ms;
  animation-timing-function: cubic-bezier(0.22, 1, 0.36, 1);
}

body {
  position: relative;
  min-height: 100%;
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before {
  content: none;
}

main,
.site-footer {
  position: relative;
  z-index: 1;
}

body::selection {
  color: #ffffff;
  background: var(--blue);
}

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

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

svg {
  display: block;
}

code {
  font-family: var(--font-mono);
  font-size: 0.92em;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  transform: translateY(-140%);
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--ink);
  color: #ffffff;
  font-weight: 700;
  transition: transform 180ms ease;
}

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

.site-header {
  position: fixed;
  z-index: 50;
  top: 0;
  left: 0;
  right: 0;
  min-height: var(--header-height);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 22px;
  padding: 0 clamp(18px, 4vw, 56px);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: none;
}

.brand,
.nav-links,
.header-tools,
.lang-switch,
.hero-actions,
.button {
  display: inline-flex;
  align-items: center;
}

.brand {
  justify-self: start;
  gap: 8px;
  min-height: 44px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0;
  color: var(--ink);
}

.brand img {
  width: 24px;
  height: 24px;
  border-radius: 7px;
}

.nav-links {
  justify-self: center;
  gap: clamp(8px, 1.8vw, 24px);
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}

.nav-links a {
  min-width: 44px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 10px;
}

.nav-links a,
.lang-switch a,
.text-link,
.button {
  transition:
    color 170ms ease,
    background 170ms ease,
    border-color 170ms ease,
    box-shadow 170ms ease,
    transform 170ms ease;
}

.nav-links a:hover,
.nav-links a.active,
.site-footer a:hover {
  color: var(--ink);
}

.header-tools {
  justify-self: end;
  align-self: center;
  gap: 10px;
  font-family: var(--font-ui);
  letter-spacing: 0;
}

.lang-switch {
  height: 34px;
  overflow: hidden;
  border: 1px solid rgba(34, 40, 55, 0.13);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: 0 1px 2px rgba(23, 30, 45, 0.04);
}

.lang-switch a {
  min-width: 48px;
  min-height: 32px;
  padding: 0 12px;
  border-right: 1px solid rgba(34, 40, 55, 0.09);
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.lang-switch a:last-child {
  border-right: 0;
}

.lang-switch a.active {
  color: #ffffff;
  background: var(--blue);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.18);
}

main {
  overflow: clip;
}

.home-entry {
  --start-card-blue: #5161ff;
}

.home-entry .site-header {
  border-bottom-color: transparent;
  background: rgba(255, 255, 255, 0.92);
}

.home-entry main {
  overflow: visible;
}

.start-hero {
  width: min(1180px, calc(100% - 36px));
  min-height: clamp(620px, 72svh, 760px);
  margin: 0 auto;
  padding: calc(var(--header-height) + clamp(22px, 4svh, 46px)) 0 clamp(72px, 12svh, 132px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  text-align: center;
}

.start-logo {
  width: clamp(76px, 8vw, 104px);
  height: clamp(76px, 8vw, 104px);
  margin: 0 auto clamp(46px, 7svh, 76px);
  border-radius: 30%;
  filter: drop-shadow(0 12px 18px rgba(49, 76, 255, 0.22));
}

.start-hero h1 {
  max-width: 1120px;
  margin: 0;
  color: #050506;
  font-family: var(--font-display);
  font-size: clamp(54px, 8.8vw, 112px);
  font-weight: 680;
  letter-spacing: 0;
  line-height: 0.98;
  text-wrap: balance;
}

.start-hero p {
  max-width: 680px;
  margin: clamp(34px, 5.4svh, 58px) 0 0;
  color: #222326;
  font-size: clamp(19px, 2vw, 28px);
  font-weight: 420;
  line-height: 1.35;
  letter-spacing: 0;
}

.start-download {
  min-height: 64px;
  margin-top: clamp(62px, 9svh, 96px);
  padding: 0 32px;
  border-radius: 999px;
  background: #080808;
  color: #ffffff;
  font-size: clamp(18px, 1.8vw, 25px);
  font-weight: 680;
  box-shadow: none;
}

.start-download svg {
  width: 24px;
  height: 24px;
}

.start-download:hover,
.start-download:focus-visible {
  background: #1c1c1c;
}

.start-steps {
  width: min(1920px, calc(100% - 40px));
  margin: 0 auto;
  padding: 0 0 104px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(24px, 3.4vw, 58px);
}

.start-card {
  margin: 0;
  min-width: 0;
}

.start-card-image {
  display: block;
  margin: 0;
  overflow: hidden;
  border-radius: 32px;
  background: #ffffff;
  box-shadow: 0 24px 54px rgba(49, 76, 255, 0.12);
  transition:
    box-shadow 170ms ease,
    transform 170ms ease;
}

.start-card-image:hover,
.start-card-image:focus-visible {
  box-shadow: 0 28px 64px rgba(49, 76, 255, 0.18);
  transform: translateY(-2px);
}

.start-shot {
  width: 100%;
  height: auto;
  aspect-ratio: 1.78 / 1;
  object-fit: cover;
  border-radius: inherit;
}

.start-shot-collapsed,
.start-shot-expanded,
.start-shot-settings {
  object-position: center center;
}

.start-caption {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
  margin-top: 28px;
}

.start-caption span {
  color: var(--quiet);
  font-family: var(--font-display);
  font-size: clamp(22px, 2vw, 30px);
  font-weight: 700;
  line-height: 1;
}

.start-caption p {
  margin: 0;
  color: #050506;
  font-family: var(--font-display);
  font-size: clamp(18px, 1.6vw, 24px);
  font-weight: 560;
  line-height: 1.28;
  letter-spacing: 0;
  text-wrap: balance;
}

.hero,
.subpage-hero,
.download-hero {
  min-height: min(860px, 100svh);
  padding: calc(var(--header-height) + 86px) 72px 96px;
}

.home-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(420px, 1.1fr);
  align-items: center;
  gap: 84px;
  max-width: var(--wide);
  margin: 0 auto;
}

.hero-content,
.subpage-copy,
.download-lead {
  max-width: 740px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0;
}

.hero h1,
.subpage-copy h1,
.download-hero h1,
.section-heading h2,
.split-copy h2,
.trust-copy h2,
.cta-section h2 {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 650;
  letter-spacing: 0;
}

html[lang="zh-CN"] .hero h1,
html[lang="zh-CN"] .subpage-copy h1,
html[lang="zh-CN"] .download-hero h1,
html[lang="zh-CN"] .section-heading h2,
html[lang="zh-CN"] .split-copy h2,
html[lang="zh-CN"] .trust-copy h2,
html[lang="zh-CN"] .cta-section h2 {
  letter-spacing: 0;
}

.hero h1 {
  max-width: 720px;
  font-size: 78px;
  line-height: 0.98;
  text-wrap: balance;
}

.hero-kicker {
  margin: 24px 0 0;
  color: var(--ink-soft);
  max-width: 660px;
  font-size: 34px;
  font-weight: 560;
  line-height: 1.18;
  letter-spacing: 0;
  text-wrap: balance;
}

.hero-copy,
.subpage-copy p,
.download-lead p,
.split-copy p,
.trust-copy p,
.section-heading > p:not(.eyebrow),
.cta-section p {
  color: var(--muted);
  font-size: 21px;
  line-height: 1.32;
  letter-spacing: 0;
}

.compact-note {
  width: min(var(--content), calc(100% - 36px));
  margin: 42px auto 0;
  padding: 18px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.72);
  color: var(--muted);
  text-align: center;
  box-shadow: 0 18px 54px rgba(23, 30, 45, 0.08);
}

.hero-copy {
  margin: 18px 0 0;
  max-width: 620px;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero-assist-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin-top: 14px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.35;
}

.hero-assist-links a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: rgba(64, 113, 251, 0.38);
  text-underline-offset: 4px;
}

.hero-assist-links a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0 4px;
}

.hero-assist-links a:hover {
  color: var(--blue-strong);
  text-decoration-color: currentColor;
}

.button {
  min-height: 44px;
  justify-content: center;
  gap: 8px;
  padding: 0 22px;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 720;
  line-height: 1;
}

.button svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.button.primary {
  background: var(--blue);
  color: #ffffff;
  box-shadow: none;
}

.button.primary:hover,
.button.primary:focus-visible {
  background: var(--blue-hover);
  transform: translateY(-1px);
  box-shadow: none;
}

.button.secondary {
  color: var(--ink);
  border: 1px solid var(--line);
  background: #ffffff;
}

.button.secondary:hover,
.button.secondary:focus-visible {
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.88);
  transform: translateY(-1px);
}

.button:active,
.link-panel:active {
  transform: scale(0.98);
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid rgba(13, 13, 13, 0.26);
  outline-offset: 3px;
}

.device-card img,
.subpage-media img,
.download-media img {
  width: 100%;
  height: auto;
  border-radius: 18px;
  border: 1px solid var(--line);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  filter: none;
}

.spec-strip {
  width: min(var(--content), calc(100% - 36px));
  margin: -14px auto 0;
  padding: 28px 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.spec-strip div {
  padding: 0 24px;
  text-align: center;
}

.spec-strip div:not(:last-child) {
  border-right: 1px solid var(--line);
}

.spec-strip span,
.feature-stack span,
.boundary-grid span,
.release-card span,
.download-meta-strip span,
.problem-grid span,
.signal-list span,
.workflow-rail span,
.link-panel span,
.support-shortcuts span,
.large-steps span,
.checksum-card span {
  display: block;
  margin-bottom: 8px;
  color: var(--quiet);
  font-size: 12px;
  font-weight: 760;
  letter-spacing: 0;
}

.spec-strip strong {
  color: var(--ink);
  font-size: 19px;
  font-weight: 720;
  line-height: 1.2;
}

.section {
  padding: 124px 72px;
}

.section-heading {
  max-width: 900px;
  margin: 0 auto 46px;
  text-align: center;
}

.section-heading.align-left {
  width: min(var(--content), 100%);
  max-width: var(--content);
  text-align: left;
}

.section-heading h2,
.split-copy h2,
.trust-copy h2,
.cta-section h2,
.subpage-copy h1,
.download-hero h1 {
  font-size: 62px;
  line-height: 1;
  text-wrap: balance;
}

.editorial-section,
.install-section,
.data-section,
.network-section {
  background: #f7f7f7;
}

.editorial-section {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(300px, 0.72fr) minmax(520px, 1fr);
  align-items: stretch;
  justify-content: center;
  gap: 24px;
  background: #f7f7f7;
}

.surface-section,
.problem-section,
.comparison-section,
.note-section,
.no-section,
.trust-section-home,
.workflow-panel {
  background: #f7f7f7;
}

.editorial-section .section-heading {
  width: min(440px, 100%);
  max-width: 440px;
  height: 100%;
  justify-self: end;
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
  text-align: left;
}

.editorial-section .section-heading h2 {
  max-width: 360px;
  font-size: 48px;
}

.signal-list {
  width: min(720px, 100%);
  margin: 0;
  display: grid;
  gap: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
}

.signal-list article {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  align-items: center;
  gap: 18px;
  padding: 18px 20px;
  border-bottom: 1px solid rgba(34, 40, 55, 0.1);
}

.signal-list article:last-child {
  border-bottom: 0;
}

.signal-list span {
  margin-bottom: 0;
  color: var(--blue);
}

.signal-list h3,
.problem-grid h3,
.workflow-rail h3,
.link-panel strong,
.large-steps strong,
.data-grid h3,
.comparison-grid h3 {
  margin: 0;
  color: var(--ink);
  font-size: 24px;
  font-weight: 740;
  line-height: 1.08;
  letter-spacing: 0;
}

.signal-list p,
.problem-grid p,
.workflow-rail p,
.link-panel p,
.large-steps p,
.data-grid li,
.comparison-grid li,
.feature-stack strong,
.boundary-grid strong,
.trust-layout p {
  min-width: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.48;
  overflow-wrap: anywhere;
}

.signal-list p,
.problem-grid p,
.workflow-rail p,
.link-panel p,
.large-steps p {
  margin: 12px 0 0;
}

.signal-list p {
  margin-top: 4px;
}

.split-section {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(360px, 1.12fr);
  align-items: center;
  gap: 86px;
  max-width: var(--wide);
  margin: 0 auto;
}

.split-copy {
  max-width: 560px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-top: 16px;
  color: var(--blue-hover);
  font-weight: 720;
}

.text-link::after {
  content: "→";
  margin-left: 6px;
  transition: transform 170ms ease;
}

.text-link:hover::after {
  transform: translateX(3px);
}

.device-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow-soft);
}

.workflow-panel {
  position: relative;
  overflow: hidden;
  color: var(--ink);
  background: #ffffff;
}

.workflow-panel::before,
.cta-section::before {
  content: none;
}

.workflow-panel > *,
.cta-section > * {
  position: relative;
  z-index: 1;
}

.workflow-panel .eyebrow,
.workflow-panel .section-heading h2 {
  color: var(--ink);
}

.workflow-panel .section-heading p:not(.eyebrow) {
  color: var(--muted);
}

.workflow-rail {
  width: min(var(--content), 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.workflow-rail article {
  min-height: 280px;
  padding: 34px 30px;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.workflow-rail article:not(:last-child) {
  border-right: 1px solid var(--line);
}

.workflow-rail h3 {
  color: var(--ink);
}

.workflow-rail p {
  color: var(--muted);
}

.trust-section-home {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
  align-items: center;
  gap: 80px;
  max-width: none;
  background: #ffffff;
}

.trust-section-home > * {
  position: relative;
  z-index: 1;
}

.trust-copy {
  width: min(540px, 100%);
  justify-self: end;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
}

.trust-section-home .trust-copy h2 {
  font-size: 50px;
}

.trust-section-home .trust-copy p {
  margin-top: 16px;
  max-width: 420px;
}

.boundary-grid,
.feature-stack {
  display: grid;
  gap: 12px;
}

.boundary-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: 780px;
}

.boundary-grid.large {
  width: min(var(--content), 100%);
  margin: 0 auto;
}

.boundary-grid div,
.feature-stack div,
.problem-grid article,
.link-panel,
.release-card,
.download-copy,
.install-steps,
.large-steps li,
.data-grid article,
.comparison-grid > div,
.checksum-card {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #ffffff;
  box-shadow: none;
}

.boundary-grid div {
  min-height: 138px;
  padding: 22px;
}

.trust-section-home .boundary-grid div {
  border-color: var(--line);
  border-radius: var(--radius-sm);
  background: #ffffff;
  box-shadow: none;
  backdrop-filter: none;
}

.trust-section-home .boundary-grid div:nth-child(2) {
  transform: none;
}

.trust-section-home .boundary-grid strong {
  font-size: 24px;
}

.boundary-grid strong,
.feature-stack strong {
  display: block;
  color: var(--ink);
  font-size: 26px;
  font-weight: 730;
  line-height: 1.12;
}

.cta-section {
  position: relative;
  overflow: hidden;
  min-height: 520px;
  display: grid;
  place-items: center;
  text-align: center;
  color: var(--ink);
  background: #f7f7f7;
}

.cta-section > div {
  max-width: 860px;
}

.cta-section h2,
.cta-section .eyebrow {
  color: var(--ink);
}

.cta-section p {
  max-width: 640px;
  margin: 20px auto 0;
  color: var(--muted);
}

.cta-section .hero-actions {
  justify-content: center;
}

.subpage-hero,
.download-hero {
  width: min(var(--wide), 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1fr);
  align-items: center;
  gap: 88px;
}

.subpage-copy p,
.download-lead p {
  margin: 22px 0 0;
}

.subpage-media,
.privacy-summary,
.support-shortcuts,
.release-card,
.download-side {
  align-self: center;
}

.subpage-media,
.download-media {
  padding: 18px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--line);
  background: #ffffff;
  box-shadow: var(--shadow-soft);
}

.download-side {
  display: grid;
  gap: 16px;
}

.download-media {
  display: none;
}

.download-meta-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.download-meta-strip span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  margin: 0;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #ffffff;
  color: var(--ink-soft);
}

.download-meta-strip strong {
  color: var(--ink);
}

.support-shortcuts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.support-shortcuts a {
  min-height: 150px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #ffffff;
  box-shadow: none;
}

.support-shortcuts a:hover,
.support-shortcuts a:focus-visible {
  border-color: var(--line-strong);
  background: #ffffff;
  transform: translateY(-2px);
}

.support-shortcuts strong {
  display: block;
  color: var(--ink);
  font-size: 24px;
  font-weight: 740;
  line-height: 1.12;
}

.download-media {
  position: relative;
  overflow: hidden;
}

.download-media img {
  aspect-ratio: 1672 / 941;
  object-fit: cover;
  object-position: center 30%;
}

.problem-grid,
.link-grid,
.large-steps,
.data-grid,
.comparison-grid,
.note-grid {
  width: min(var(--content), 100%);
  margin: 0 auto;
  display: grid;
  gap: 14px;
}

.problem-grid,
.link-grid,
.data-grid,
.comparison-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.problem-grid {
  max-width: 980px;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
}

.link-grid.compact {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.install-section .hero-assist-links {
  justify-content: center;
  margin-top: 24px;
}

.note-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.problem-grid article,
.link-panel,
.large-steps li,
.data-grid article,
.comparison-grid > div {
  padding: 28px;
}

.problem-grid article {
  display: grid;
  grid-template-columns: 90px minmax(0, 1fr);
  gap: 26px;
  padding: 34px 0;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.link-panel {
  min-height: 230px;
}

.link-panel:hover,
.link-panel:focus-visible {
  transform: translateY(-3px);
  box-shadow: none;
}

.feature-stack {
  padding: 10px;
}

.feature-stack div {
  padding: 24px;
}

.download-hero {
  min-height: 680px;
}

.download-hero[aria-labelledby="download-title"] {
  grid-template-columns: minmax(0, 860px);
  justify-content: center;
  min-height: 620px;
}

.download-hero[aria-labelledby="download-title"] .download-lead {
  max-width: 860px;
}

.release-card {
  padding: 30px;
}

.release-card strong {
  display: block;
  margin-bottom: 20px;
  color: var(--ink);
  font-size: 54px;
  font-weight: 730;
  letter-spacing: 0;
}

.release-card dl {
  margin: 0;
  display: grid;
}

.release-card dl div {
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(0, 1fr);
  gap: 18px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

.release-card dt,
.release-card dd {
  margin: 0;
}

.release-card dt {
  color: var(--quiet);
}

.release-card dd {
  text-align: right;
  color: var(--ink-soft);
  overflow-wrap: anywhere;
}

.large-steps {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  list-style: none;
  padding: 0;
}

.large-steps li {
  min-height: 260px;
}

.checksum-card {
  padding: 28px;
}

.checksum-card code {
  display: block;
  color: var(--ink);
  font-size: 16px;
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.checksum-card .text-link {
  margin-top: 18px;
}

.checksum-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
  margin-top: 18px;
}

.redaction-example {
  width: min(var(--content), 100%);
  margin: 18px auto 0;
}

.checksum-actions .text-link {
  margin-top: 0;
}

.data-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.data-grid ul,
.comparison-grid ul {
  margin: 18px 0 0;
  padding-left: 20px;
}

.data-grid li + li,
.comparison-grid li + li {
  margin-top: 12px;
}

.comparison-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.faq-section {
  align-content: start;
}

.faq-list {
  width: min(var(--content), 100%);
  margin: 0 auto;
  border-top: 1px solid var(--line);
}

.faq-list article {
  display: grid;
  grid-template-columns: minmax(220px, 0.44fr) minmax(0, 1fr);
  gap: clamp(20px, 5vw, 84px);
  padding: clamp(26px, 4vw, 44px) 0;
  border-bottom: 1px solid var(--line);
}

.faq-list h3 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(22px, 2.6vw, 36px);
  font-weight: 720;
  line-height: 1.08;
}

.faq-list p {
  max-width: 720px;
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.78;
}

.faq-list code {
  padding: 0.12em 0.38em;
  border: 1px solid rgba(37, 99, 235, 0.16);
  border-radius: 8px;
  background: rgba(37, 99, 235, 0.07);
  color: var(--ink);
  font-size: 0.88em;
  overflow-wrap: anywhere;
}

.privacy-summary {
  display: grid;
  gap: 0;
  padding: 10px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: var(--shadow-soft);
}

.privacy-summary div {
  min-height: 104px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.privacy-summary div:last-child {
  border-bottom: 0;
}

.privacy-summary strong {
  display: block;
  color: var(--ink);
  font-size: 40px;
  font-weight: 730;
  letter-spacing: 0;
}

.network-section .section-heading {
  margin-bottom: 0;
}

.site-footer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: end;
  padding: 34px clamp(18px, 5vw, 72px);
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.82);
  color: var(--muted);
}

.site-footer strong {
  display: block;
  color: var(--ink);
  font-size: 15px;
}

.site-footer p {
  margin: 6px 0 0;
  font-size: 13px;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 18px;
  font-size: 13px;
  font-weight: 650;
}

.site-footer a {
  min-width: 44px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.reveal-ready [data-reveal] {
  opacity: 1;
  transform: none;
  transition: none;
}

.reveal-ready [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

.reveal-ready :is(.hero, .subpage-hero, .download-hero) .subpage-media[data-reveal],
.reveal-ready :is(.hero, .subpage-hero, .download-hero) .device-card[data-reveal],
.reveal-ready :is(.hero, .subpage-hero, .download-hero) .download-side[data-reveal] {
  transform: none;
}

.reveal-ready :is(.hero, .subpage-hero, .download-hero) .subpage-media[data-reveal].is-visible,
.reveal-ready :is(.hero, .subpage-hero, .download-hero) .device-card[data-reveal].is-visible,
.reveal-ready :is(.hero, .subpage-hero, .download-hero) .download-side[data-reveal].is-visible {
  transform: none;
}

@media (max-width: 1100px) {
  .site-header {
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 12px;
    padding-inline: 18px;
  }

  .nav-links {
    min-width: 0;
    gap: 4px;
    font-size: 11px;
  }

  .nav-links a {
    min-width: auto;
    padding: 0 6px;
  }

  .lang-switch a {
    min-width: 46px;
    padding: 0 8px;
  }

  .home-hero,
  .editorial-section,
  .subpage-hero,
  .download-hero,
  .split-section,
  .trust-section-home {
    grid-template-columns: 1fr;
  }

  .home-hero {
    text-align: center;
  }

  .hero-content,
  .hero-copy,
  .subpage-copy,
  .download-lead,
  .split-copy,
  .trust-copy {
    max-width: 880px;
    margin: 0 auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .subpage-media,
  .device-card {
    width: min(760px, 100%);
    margin: 0 auto;
  }

  .start-hero {
    min-height: clamp(560px, 68svh, 680px);
  }

  .start-steps {
    width: min(920px, calc(100% - 36px));
    grid-template-columns: 1fr;
  }

  .editorial-section .section-heading,
  .signal-list {
    width: min(880px, 100%);
    max-width: 880px;
    justify-self: center;
  }
}

@media (min-width: 861px) and (max-width: 1100px) {
  .download-hero {
    grid-template-columns: minmax(0, 1fr) minmax(300px, 0.78fr);
    gap: 34px;
    padding-top: calc(var(--header-height) + 54px);
    padding-bottom: 64px;
    min-height: min(760px, 100svh);
  }

  .download-hero h1 {
    font-size: 54px;
  }

  .download-side .release-card {
    padding: 22px;
  }

  .download-side .release-card strong {
    margin-bottom: 12px;
    font-size: 40px;
  }

  .download-side .release-card dl div {
    padding: 10px 0;
  }
}

@media (max-width: 860px) {
  ::view-transition-old(root),
  ::view-transition-new(root) {
    animation-duration: 1ms;
  }

  :root {
    --header-height: 56px;
  }

  main {
    padding-bottom: calc(104px + env(safe-area-inset-bottom));
  }

  .site-header {
    position: fixed;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 12px;
    padding: 0 14px;
    min-height: var(--header-height);
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: none;
  }

  .nav-links {
    position: fixed;
    z-index: 45;
    top: auto;
    left: 50%;
    bottom: calc(8px + env(safe-area-inset-bottom));
    width: min(430px, calc(100vw - 20px));
    min-height: 54px;
    justify-content: center;
    gap: 3px;
    padding: 4px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 18px 54px rgba(23, 30, 45, 0.16);
    transform: translateX(-50%);
    transition:
      opacity 180ms ease,
      transform 180ms ease;
    backdrop-filter: blur(22px) saturate(150%);
    overflow-x: auto;
    scrollbar-width: none;
  }

  .nav-links a {
    flex: 0 0 52px;
    min-width: 52px;
    min-height: 46px;
    padding: 0 8px;
    border-radius: 999px;
    font-size: 12px;
    white-space: nowrap;
  }

  .nav-links a[data-mobile-label] {
    font-size: 0;
  }

  .nav-links a[data-mobile-label]::after {
    content: attr(data-mobile-label);
    display: inline-block;
    max-width: 100%;
    overflow: visible;
    font-size: 11px;
    text-overflow: unset;
  }

  .nav-links a.active {
    color: #ffffff;
    background: var(--blue);
  }

  .nav-links::-webkit-scrollbar {
    display: none;
  }

  .header-tools {
    gap: 8px;
  }

  .lang-switch {
    height: 44px;
    border-radius: 11px;
  }

  .lang-switch a {
    min-height: 44px;
    padding: 0 10px;
  }

  .home-entry .site-header {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .home-entry .brand {
    min-width: 44px;
  }

  .home-entry .brand span,
  .home-entry .header-tools {
    display: none;
  }

  .home-entry .nav-links {
    position: static;
    width: auto;
    min-height: 44px;
    justify-self: end;
    gap: 2px;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    transform: none;
    overflow: visible;
  }

  .home-entry .nav-links a {
    flex: 0 0 auto;
    min-width: 44px;
    min-height: 44px;
    padding: 0 9px;
    color: var(--muted);
  }

  .home-entry .nav-links a.active {
    color: var(--ink);
    background: transparent;
  }

  .home-entry .nav-links a[data-mobile-label]::after {
    font-size: 12px;
  }

  .start-hero {
    width: min(100% - 28px, 680px);
    min-height: auto;
    padding: calc(var(--header-height) + 30px) 0 78px;
  }

  .start-logo {
    width: 76px;
    height: 76px;
    margin-bottom: 58px;
  }

  .start-hero h1 {
    font-size: clamp(48px, 14vw, 70px);
    line-height: 1;
  }

  .start-hero p {
    margin-top: 34px;
    font-size: 20px;
  }

  .start-download {
    min-height: 56px;
    margin-top: 58px;
    padding: 0 26px;
    font-size: 18px;
  }

  .start-download svg {
    width: 21px;
    height: 21px;
  }

  .start-steps {
    width: min(100% - 24px, 620px);
    padding-bottom: 46px;
    gap: 34px;
  }

  .start-card-image {
    border-radius: 19px;
  }

  .start-caption {
    grid-template-columns: 32px minmax(0, 1fr);
    gap: 12px;
    margin-top: 16px;
  }

  .start-caption span {
    font-size: 22px;
  }

  .start-caption p {
    font-size: 17px;
  }

  .hero,
  .subpage-hero,
  .download-hero {
    padding-top: 118px;
    padding-bottom: calc(78px + env(safe-area-inset-bottom));
    min-height: auto;
  }

  .home-hero {
    align-content: start;
    gap: 22px;
  }

  .hero h1 {
    margin-inline: auto;
    font-size: clamp(38px, 11vw, 44px);
    line-height: 1.02;
  }

  html[lang="ja"] .hero h1 {
    font-size: clamp(36px, 10.2vw, 42px);
    line-height: 1.06;
  }

  .hero-kicker {
    font-size: 22px;
    line-height: 1.16;
  }

  .device-card img,
  .subpage-media img,
  .download-media img {
    filter: brightness(0.9) contrast(1.04) saturate(0.92);
  }

  .subpage-hero,
  .download-hero {
    align-content: start;
    gap: 28px;
  }

  .download-side {
    width: min(560px, 100%);
    margin: 0 auto;
    gap: 10px;
  }

  .download-media {
    padding: 12px;
    border-radius: 24px;
  }

  .download-media img {
    aspect-ratio: 1.55 / 1;
    object-position: center 28%;
  }

  .faq-list article {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 26px 0;
  }

  .faq-list h3 {
    font-size: 24px;
  }

  .faq-list p {
    font-size: 15px;
    line-height: 1.72;
  }

  .privacy-summary {
    width: min(560px, 100%);
    grid-template-columns: repeat(3, minmax(0, 1fr));
    padding: 8px;
  }

  .privacy-summary div {
    min-height: 92px;
    padding: 14px 10px;
    border-right: 1px solid var(--line);
    border-bottom: 0;
  }

  .privacy-summary div:last-child {
    border-right: 0;
  }

  .privacy-summary strong {
    font-size: clamp(19px, 6.6vw, 25px);
    line-height: 1.08;
  }

  .release-card {
    padding: 24px;
    margin-bottom: calc(84px + env(safe-area-inset-bottom));
  }

  .release-card strong {
    margin-bottom: 14px;
    font-size: 44px;
  }

  .release-card dl {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 18px;
  }

  .release-card dl div {
    display: block;
    padding: 10px 0;
  }

  .release-card dd {
    margin-top: 4px;
    text-align: left;
    overflow-wrap: anywhere;
  }

  .release-card dd a {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }

  .download-hero[aria-labelledby="not-found-title"] .release-card {
    display: none;
  }

  .download-hero[aria-labelledby="not-found-title"] .release-card strong {
    display: none;
  }

  .download-hero[aria-labelledby="not-found-title"] .release-card dl div {
    padding: 0;
  }

  .spec-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 0;
  }

  .spec-strip div {
    padding: 18px 12px;
  }

  .spec-strip div:nth-child(2) {
    border-right: 0;
  }

  .spec-strip div:nth-child(n+3) {
    border-top: 1px solid var(--line);
  }

  .section {
    padding: 36px 18px 70px;
  }

  .editorial-section .section-heading,
  .signal-list,
  .trust-copy {
    border-radius: 20px;
  }

  .editorial-section .section-heading {
    margin-bottom: 12px;
    padding: 22px;
  }

  .editorial-section .section-heading h2,
  .trust-section-home .trust-copy h2 {
    font-size: 38px;
    line-height: 1.04;
  }

  .signal-list {
    padding: 8px;
  }

  .signal-list article {
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 12px;
    padding: 15px 14px;
  }

  .signal-list h3 {
    font-size: 21px;
  }

  .signal-list p {
    font-size: 14px;
  }

  .trust-copy {
    width: auto;
    justify-self: stretch;
    padding: 24px;
  }

  .workflow-rail,
  .problem-grid,
  .link-grid,
  .link-grid.compact,
  .large-steps,
  .data-grid,
  .comparison-grid,
  .boundary-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .workflow-rail article,
  .large-steps li {
    min-height: auto;
  }

  .workflow-rail article:not(:last-child) {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .problem-grid article {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .trust-section-home .boundary-grid div {
    min-height: auto;
    padding: 18px;
  }

  .trust-section-home .boundary-grid div:nth-child(2) {
    transform: none;
  }

  .split-section,
  .trust-section-home {
    gap: 28px;
  }

  .site-footer {
    grid-template-columns: 1fr;
    padding-bottom: calc(86px + env(safe-area-inset-bottom));
  }

  .site-footer nav {
    justify-content: flex-start;
  }
}

@media (max-width: 520px) {
  .brand span {
    max-width: 148px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .lang-switch a {
    min-height: 44px;
    font-size: 11px;
    padding: 0 8px;
  }

  .hero,
  .subpage-hero,
  .download-hero {
    padding-left: 18px;
    padding-right: 18px;
  }

  .subpage-hero {
    padding-top: 100px;
    padding-bottom: calc(136px + env(safe-area-inset-bottom));
    min-height: 100svh;
  }

  .privacy-summary div {
    min-height: 84px;
    padding: 12px 7px;
  }

  .subpage-hero .privacy-summary {
    margin-top: 48px;
  }

  .privacy-summary strong {
    font-size: 20px;
  }

  .release-card strong {
    font-size: 40px;
  }

  .hero-copy,
  .subpage-copy p,
  .download-lead p,
  .split-copy p,
  .trust-copy p,
  .section-heading > p:not(.eyebrow),
  .cta-section p {
    font-size: 16px;
  }

  .button {
    width: 100%;
  }

  .hero-actions {
    width: 100%;
  }

  .home-hero {
    padding-top: 102px;
    padding-bottom: calc(22px + env(safe-area-inset-bottom));
    gap: 18px;
  }

  .download-lead .hero-actions {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .hero-assist-links {
    justify-content: center;
    margin-top: 10px;
    font-size: 12px;
  }

  .hero-assist-links a {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    padding: 0 8px;
  }

  .download-lead .button {
    width: auto;
    padding: 0 12px;
    font-size: 15px;
  }

  .nav-links a {
    font-size: 10px;
    min-width: 0;
    padding: 0 3px;
  }

  .download-media img {
    aspect-ratio: 2.3 / 1;
  }

  .download-hero {
    padding-top: 84px;
    padding-bottom: calc(116px + env(safe-area-inset-bottom));
    min-height: 100svh;
    gap: 18px;
  }

  .download-lead p {
    margin-top: 14px;
  }

  .download-lead .hero-actions {
    margin-top: 18px;
  }

  .download-meta-strip {
    margin-top: 14px;
    justify-content: center;
  }

  .download-meta-strip span {
    min-height: 30px;
    padding: 0 10px;
    font-size: 11px;
  }

  .download-media {
    display: none;
  }

  .download-side .release-card {
    display: block;
    width: min(310px, 100%);
    margin: 0 auto calc(116px + env(safe-area-inset-bottom));
    padding: 14px;
    border-radius: 14px;
  }

  .download-side .release-card > span {
    margin-bottom: 4px;
    font-size: 10px;
  }

  .download-side .release-card strong {
    margin-bottom: 8px;
    font-size: 24px;
  }

  .download-side .release-card dl {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 12px;
  }

  .download-side .release-card dl div {
    padding: 6px 0;
  }

  .download-side .release-card dt,
  .download-side .release-card dd {
    font-size: 11px;
    line-height: 1.32;
  }

  .support-shortcuts {
    gap: 6px;
  }

  .support-shortcuts a {
    min-height: 70px;
    padding: 12px;
  }

  .support-shortcuts span {
    margin-bottom: 4px;
    font-size: 10px;
  }

  .support-shortcuts strong {
    font-size: 16px;
    line-height: 1.08;
  }

  .section-heading {
    text-align: left;
  }

  .section-heading h2,
  .split-copy h2,
  .trust-copy h2,
  .cta-section h2,
  .subpage-copy h1,
  .download-hero h1 {
    font-size: 40px;
    line-height: 1.04;
  }

  .section-heading h2,
  .split-copy h2,
  .trust-copy h2,
  .cta-section h2 {
    font-size: 30px;
    line-height: 1.08;
  }

  html[lang="ja"] .subpage-copy h1 {
    font-family: var(--font-ui);
    font-size: clamp(32px, 8.8vw, 40px);
    line-height: 1.12;
  }

  .editorial-section .section-heading h2,
  .trust-section-home .trust-copy h2 {
    font-size: 34px;
    line-height: 1.06;
  }
}

@media (max-width: 380px) {
  .brand span {
    max-width: 92px;
  }

  .lang-switch a {
    min-width: 44px;
    padding: 0 7px;
  }

  .download-lead .hero-actions {
    grid-template-columns: minmax(0, 1fr);
  }

  .download-lead .button {
    width: 100%;
    white-space: nowrap;
  }

  .subpage-hero .privacy-summary {
    margin-top: 56px;
  }

  .support-shortcuts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .support-shortcuts a {
    min-height: 62px;
    padding: 10px;
  }

  .support-shortcuts strong {
    font-size: 14px;
  }
}

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

  ::view-transition-old(root),
  ::view-transition-new(root) {
    animation: none !important;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }

  .reveal-ready [data-reveal],
  .reveal-ready [data-reveal].is-visible {
    opacity: 1;
    transform: none;
  }

  .button,
  .link-panel,
  .support-shortcuts a {
    transform: none !important;
  }
}

/* Landing page refresh imported from the May 2026 design export. */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.home-entry {
  --landing-text: #1d1d1f;
  --landing-muted: #6e6e73;
  --landing-soft: #f5f5f7;
  --landing-dark: #1d1d1f;
  --landing-link: #0066cc;
}

.home-entry .site-header {
  border-bottom-color: rgba(0, 0, 0, 0.08);
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
}

.home-entry main {
  overflow: clip;
  background: #ffffff;
}

.home-entry .start-hero {
  width: 100%;
  min-height: auto;
  padding: calc(var(--header-height) + 66px) 22px 0;
  display: block;
  color: var(--landing-text);
  text-align: center;
}

.landing-copy {
  max-width: 820px;
  margin: 0 auto;
}

.home-entry .start-logo {
  width: 56px;
  height: 56px;
  margin: 0 auto 18px;
  border-radius: 16px;
  filter: drop-shadow(0 10px 18px rgba(0, 0, 0, 0.16));
}

.landing-eyebrow,
.landing-section-eyebrow {
  margin: 0;
  color: var(--landing-muted);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0;
}

.landing-title {
  margin: 14px auto 0;
  color: var(--landing-text);
  font-family: var(--font-display);
  font-size: clamp(46px, 6.6vw, 82px);
  font-weight: 650;
  line-height: 1.04;
  letter-spacing: 0;
  text-wrap: balance;
}

.landing-title span {
  display: block;
}

.landing-title-gradient {
  background: linear-gradient(90deg, #d24c36 0%, #e7a430 28%, #69a84f 56%, #2d78d5 78%, #8a4edb 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.landing-lede {
  max-width: 640px;
  margin: 24px auto 0;
  color: var(--landing-muted);
  font-size: clamp(17px, 1.7vw, 21px);
  line-height: 1.46;
}

.landing-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 22px;
  margin-top: 30px;
}

.landing-actions .start-download {
  min-height: 48px;
  margin: 0;
  padding: 0 22px;
  border-radius: 999px;
  background: var(--landing-dark);
  font-size: 15px;
  font-weight: 650;
}

.landing-actions .start-download svg {
  width: 18px;
  height: 18px;
}

.landing-link {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  color: var(--landing-link);
  font-size: 15px;
  font-weight: 600;
}

.landing-link::after {
  content: "→";
  margin-left: 6px;
}

.landing-free {
  margin: 18px 0 0;
  color: #86868b;
  font-size: 13px;
}

.landing-mac {
  max-width: 980px;
  height: clamp(260px, 34vw, 340px);
  margin: 64px auto 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border-radius: 18px;
  background: linear-gradient(180deg, #0a0a0c 0%, #050507 100%);
  color: #ffffff;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.16), 0 8px 24px rgba(0, 0, 0, 0.08), 0 0 0 1px rgba(0, 0, 0, 0.04);
}

.landing-mac-bar {
  height: 30px;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.04);
  color: rgba(255, 255, 255, 0.78);
  font-size: 12px;
}

.landing-apple {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.86);
}

.landing-app-name,
.landing-terminal-icon {
  font-family: var(--font-mono);
  letter-spacing: 0;
}

.landing-bar-spacer {
  flex: 1;
}

.landing-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #3dd66b;
  box-shadow: 0 0 9px #3dd66b;
}

.landing-stage {
  position: relative;
  flex: 1;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 18px 24px 0;
  overflow: hidden;
  background:
    radial-gradient(ellipse 70% 60% at 50% 0%, rgba(120, 80, 200, 0.16) 0%, transparent 70%),
    radial-gradient(ellipse 50% 50% at 20% 90%, rgba(40, 120, 180, 0.11) 0%, transparent 70%),
    radial-gradient(ellipse 50% 50% at 80% 80%, rgba(200, 90, 60, 0.09) 0%, transparent 70%);
}

.landing-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 12px 12px;
  -webkit-mask-image: radial-gradient(ellipse at 50% 100%, #000 0%, transparent 72%);
  mask-image: radial-gradient(ellipse at 50% 100%, #000 0%, transparent 72%);
}

.landing-stage::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 54%;
  background: linear-gradient(180deg, transparent 0%, transparent 58%, rgba(60, 30, 80, 0.2) 78%, rgba(20, 10, 30, 0.38) 100%);
}

.landing-island {
  position: relative;
  isolation: isolate;
  min-width: min(420px, calc(100vw - 76px));
  margin-top: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 14px 18px;
  overflow: hidden;
  border-radius: 999px;
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.48), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  z-index: 1;
}

.landing-island::before {
  content: "";
  position: absolute;
  inset: -48%;
  background: conic-gradient(from 0deg, #477fe8, #61cc72, #e8cd42, #dd573f, #9c4dde, #477fe8);
  animation: landing-spin 8s linear infinite;
  z-index: -2;
}

.landing-island::after {
  content: "";
  position: absolute;
  inset: 2px;
  border-radius: inherit;
  background: radial-gradient(ellipse at 50% 0%, rgba(255, 255, 255, 0.08) 0%, transparent 60%), linear-gradient(180deg, #0e0e10 0%, #060607 100%);
  z-index: -1;
}

@keyframes landing-spin {
  to {
    transform: rotate(1turn);
  }
}

.landing-terminal-icon {
  width: 48px;
  height: 48px;
  flex: none;
  display: inline-grid;
  place-items: center;
  border-radius: 13px;
  background: linear-gradient(180deg, #1d1d1f 0%, #0a0a0c 100%);
  color: #ffffff;
  font-size: 18px;
  font-weight: 800;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.18), 0 1px 2px rgba(0, 0, 0, 0.12);
}

.landing-island-text {
  min-width: 0;
  text-align: left;
}

.landing-island-text strong,
.landing-island-text small {
  display: block;
}

.landing-island-text strong {
  color: #ffffff;
  font-size: 15px;
}

.landing-island-text small {
  margin-top: 2px;
  color: rgba(255, 255, 255, 0.64);
  font-size: 12px;
}

.landing-bars {
  height: 24px;
  display: inline-flex;
  align-items: flex-end;
  gap: 4px;
}

.landing-bars i {
  width: 4px;
  height: 18px;
  border-radius: 2px;
  background: #f5f5f7;
  opacity: 0.76;
  animation: landing-bar 0.8s ease-in-out infinite alternate;
}

.landing-bars i:nth-child(2) {
  height: 24px;
  animation-delay: 0.16s;
}

.landing-bars i:nth-child(3) {
  height: 14px;
  animation-delay: 0.32s;
}

@keyframes landing-bar {
  from {
    transform: scaleY(0.42);
    opacity: 0.52;
  }
  to {
    transform: scaleY(1);
    opacity: 1;
  }
}

.landing-tools,
.landing-states,
.landing-install {
  padding: 110px 22px;
}

.landing-tools {
  background: var(--landing-soft);
  text-align: center;
}

.landing-tools > p:not(.landing-section-eyebrow),
.landing-section-head > p:not(.landing-section-eyebrow),
.landing-install > p:not(.landing-section-eyebrow),
.landing-privacy > p:not(.landing-section-eyebrow) {
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
  color: var(--landing-muted);
  font-size: clamp(17px, 1.3vw, 20px);
  line-height: 1.48;
}

.landing-tools h2,
.landing-states h2,
.landing-privacy h2,
.landing-install h2 {
  max-width: 820px;
  margin: 14px auto 0;
  color: var(--landing-text);
  font-family: var(--font-display);
  font-size: clamp(34px, 4.5vw, 58px);
  font-weight: 650;
  line-height: 1.06;
  letter-spacing: 0;
  text-wrap: balance;
}

.landing-tools > p:not(.landing-section-eyebrow),
.landing-section-head > p:not(.landing-section-eyebrow),
.landing-install > p:not(.landing-section-eyebrow),
.landing-privacy > p:not(.landing-section-eyebrow) {
  margin-top: 20px;
}

.landing-agent-row {
  margin: 48px auto 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
}

.landing-agent {
  min-width: 230px;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 14px 22px 14px 16px;
  border-radius: 18px;
  background: #ffffff;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.04);
  text-align: left;
}

.landing-agent img {
  width: 48px;
  height: 48px;
  border-radius: 13px;
}

.landing-agent strong,
.landing-agent small {
  display: block;
}

.landing-agent strong {
  color: var(--landing-text);
  font-size: 15px;
}

.landing-agent small {
  margin-top: 3px;
  color: var(--landing-muted);
  font-size: 13px;
}

.landing-section-head {
  max-width: 900px;
  margin: 0 auto 54px;
  text-align: center;
}

.landing-state-grid {
  width: min(var(--content), calc(100% - 36px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.landing-state-card {
  min-height: 260px;
  padding: 28px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 18px;
  background: #ffffff;
  box-shadow: 0 16px 42px rgba(0, 0, 0, 0.06);
}

.landing-state-card span {
  color: #86868b;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
}

.landing-state-card h3 {
  margin: 32px 0 0;
  color: var(--landing-text);
  font-family: var(--font-display);
  font-size: clamp(30px, 3.8vw, 52px);
  line-height: 1;
  letter-spacing: 0;
}

.landing-state-card p {
  margin: 18px 0 0;
  color: var(--landing-muted);
  font-size: 16px;
  line-height: 1.48;
}

.landing-privacy {
  padding: 118px 22px;
  background: var(--landing-dark);
  color: #f5f5f7;
  text-align: center;
}

.landing-privacy .landing-section-eyebrow,
.landing-privacy > p {
  color: rgba(245, 245, 247, 0.68);
}

.landing-privacy h2 {
  color: #f5f5f7;
}

.landing-stat-row {
  max-width: 960px;
  margin: 60px auto 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.08);
  text-align: left;
}

.landing-stat-row div {
  padding: 34px 28px;
  background: var(--landing-dark);
}

.landing-stat-row strong {
  display: block;
  color: #ffffff;
  font-size: clamp(42px, 5vw, 58px);
  line-height: 1;
  letter-spacing: 0;
}

.landing-stat-row span {
  display: block;
  margin-top: 12px;
  color: rgba(245, 245, 247, 0.66);
  font-size: 14px;
  line-height: 1.4;
}

.home-entry .start-steps {
  width: min(1560px, calc(100% - 40px));
  padding: 100px 0;
  gap: clamp(20px, 3vw, 42px);
}

.home-entry .start-card-image {
  border-radius: 22px;
  box-shadow: 0 24px 54px rgba(0, 0, 0, 0.08);
}

.home-entry .start-caption {
  grid-template-columns: 42px minmax(0, 1fr);
  margin-top: 22px;
}

.home-entry .start-caption p {
  font-size: clamp(17px, 1.45vw, 22px);
}

.landing-install {
  background: var(--landing-soft);
  text-align: center;
}

.landing-install-grid {
  width: min(var(--content), calc(100% - 36px));
  margin: 58px auto 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 58px;
  align-items: start;
  text-align: left;
}

.landing-install ol {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: landing-step;
}

.landing-install li {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 18px;
  padding: 22px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  counter-increment: landing-step;
}

.landing-install li:first-child {
  padding-top: 0;
}

.landing-install li:last-child {
  border-bottom: 0;
}

.landing-install li::before {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #ffffff;
  color: var(--landing-text);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  content: counter(landing-step);
}

.landing-install li strong {
  display: block;
  grid-column: 2;
  margin: 4px 0 8px;
  color: var(--landing-text);
  font-size: 18px;
}

.landing-install li span {
  display: block;
  grid-column: 2;
  color: var(--landing-muted);
  font-size: 15.5px;
  line-height: 1.52;
}

.landing-install code {
  padding: 2px 6px;
  border-radius: 5px;
  background: #ffffff;
  color: var(--landing-text);
  font-family: var(--font-mono);
  font-size: 0.92em;
}

.landing-install pre {
  margin: 0;
  overflow-x: auto;
  border-radius: 14px;
  background: #1d1d1f;
  color: #f5f5f7;
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.12);
}

.landing-install pre code {
  display: block;
  padding: 24px;
  background: transparent;
  color: inherit;
  font-size: 13px;
  line-height: 1.75;
}

@media (max-width: 900px) {
  .home-entry .start-hero {
    padding-top: calc(var(--header-height) + 42px);
  }

  .landing-title {
    font-size: clamp(42px, 11vw, 64px);
  }

  .landing-mac {
    height: 270px;
    margin-top: 44px;
  }

  .landing-island {
    min-width: min(360px, calc(100vw - 56px));
  }

  .landing-tools,
  .landing-states,
  .landing-install,
  .landing-privacy {
    padding: 82px 22px;
  }

  .landing-state-grid,
  .landing-install-grid,
  .landing-stat-row {
    grid-template-columns: 1fr;
  }

  .home-entry .start-steps {
    grid-template-columns: 1fr;
    padding: 76px 0;
  }
}

@media (max-width: 560px) {
  .home-entry .start-hero {
    padding-left: 18px;
    padding-right: 18px;
  }

  .home-entry .start-logo {
    width: 48px;
    height: 48px;
    border-radius: 14px;
  }

  .landing-title {
    font-size: 40px;
    line-height: 1.06;
  }

  .landing-lede {
    font-size: 17px;
  }

  .landing-actions {
    gap: 12px;
  }

  .landing-actions .start-download,
  .landing-link {
    width: 100%;
  }

  .landing-link {
    justify-content: center;
  }

  .landing-mac {
    width: calc(100% + 4px);
    height: 230px;
    border-radius: 14px;
  }

  .landing-app-name {
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .landing-island {
    min-width: 0;
    width: 100%;
    max-width: 318px;
    gap: 10px;
    padding: 12px 14px;
  }

  .landing-terminal-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    font-size: 16px;
  }

  .landing-island-text strong {
    font-size: 14px;
  }

  .landing-island-text small {
    font-size: 11px;
  }

  .landing-bars {
    display: none;
  }

  .landing-tools h2,
  .landing-states h2,
  .landing-privacy h2,
  .landing-install h2 {
    font-size: 34px;
  }

  .landing-agent {
    width: 100%;
  }

  .landing-state-card {
    min-height: 220px;
    padding: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .landing-island::before,
  .landing-bars i {
    animation: none !important;
  }
}