:root {
  --bg: #06081c;
  --bg-2: #0d1234;
  --ink: #f7f9ff;
  --muted: #b8c3e6;
  --soft: #dfe8ff;
  --line: rgba(220, 232, 255, 0.18);
  --line-strong: rgba(220, 232, 255, 0.32);
  --cyan: #67e8ff;
  --blue: #86a8ff;
  --violet: #b692ff;
  --pink: #ff9be8;
  --green: #9fffd7;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: clip;
  color: var(--ink);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.72;
  letter-spacing: 0;
  background:
    radial-gradient(circle at 18% 10%, rgba(103, 232, 255, 0.22), transparent 26%),
    radial-gradient(circle at 72% 4%, rgba(182, 146, 255, 0.28), transparent 30%),
    radial-gradient(circle at 82% 58%, rgba(255, 155, 232, 0.14), transparent 28%),
    linear-gradient(180deg, #030616 0%, #0b1030 42%, #07091f 100%);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background-image:
    radial-gradient(circle at 12px 22px, rgba(255, 255, 255, 0.95) 0 1px, transparent 1.6px),
    radial-gradient(circle at 92px 62px, rgba(134, 168, 255, 0.9) 0 1px, transparent 1.5px),
    radial-gradient(circle at 160px 132px, rgba(255, 255, 255, 0.64) 0 1px, transparent 1.4px),
    radial-gradient(circle at 35% 18%, rgba(130, 175, 255, 0.16), transparent 24%),
    radial-gradient(circle at 62% 42%, rgba(178, 126, 255, 0.12), transparent 30%),
    linear-gradient(115deg, transparent 0 46%, rgba(103, 232, 255, 0.08) 47%, transparent 50% 100%);
  background-size: 220px 220px, 280px 280px, 360px 360px, 100% 100%, 100% 100%, 100% 100%;
  opacity: 0.46;
}

body::after {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background:
    linear-gradient(120deg, transparent 0 34%, rgba(255, 255, 255, 0.22) 34.2%, transparent 35.1% 100%) 18% 12% / 420px 260px no-repeat,
    linear-gradient(120deg, transparent 0 42%, rgba(103, 232, 255, 0.18) 42.2%, transparent 43.2% 100%) 82% 22% / 520px 300px no-repeat,
    radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.08), transparent 22%);
  opacity: 0.42;
}

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

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

.skip-link {
  position: fixed;
  left: 16px;
  top: -80px;
  z-index: 30;
  padding: 10px 14px;
  color: #051026;
  background: var(--green);
  border-radius: 999px;
}

.skip-link:focus {
  top: 16px;
}

.container {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(5, 7, 23, 0.76);
  backdrop-filter: blur(18px);
}

.nav-wrap {
  width: min(1180px, calc(100% - 36px));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand,
.footer-title {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand img,
.title-logo,
.footer-title img {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.22), 0 14px 34px rgba(75, 120, 255, 0.28);
}

.brand-text {
  display: grid;
  line-height: 1.05;
}

.brand-name {
  font-size: 18px;
  font-weight: 900;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav-links a {
  position: relative;
  color: var(--soft);
  font-size: 14px;
  font-weight: 700;
}

.nav-links a::after {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -10px;
  height: 2px;
  content: "";
  background: linear-gradient(90deg, var(--cyan), var(--pink));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}

.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after {
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 12px;
  background: transparent;
}

.mobile-nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.mobile-download {
  display: none;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  color: #061026;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--cyan), #aab8ff 52%, #ffc1f1);
  font-size: 14px;
  font-weight: 950;
  white-space: nowrap;
}

.hero {
  position: relative;
  overflow: hidden;
}

.hero-showcase {
  padding-bottom: 72px;
}

.hero-art-wrap {
  position: relative;
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  background: #07091f;
  overflow: hidden;
}

.hero-art {
  width: 100%;
  height: auto;
}

.overview-image-mobile {
  display: none;
}

.hero-vignette {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(5, 7, 23, 0.04), transparent 52%, rgba(5, 7, 23, 0.34)),
    linear-gradient(90deg, rgba(5, 7, 23, 0.18), transparent 28%, transparent 76%, rgba(5, 7, 23, 0.14));
}

.hero-dock-wrap {
  margin-top: 34px;
}

.hero-dock {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  padding: 18px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.hero-dock-copy p {
  max-width: 560px;
  margin: 6px 0 0;
  color: var(--soft);
  font-size: 15px;
}

h1,
.page-title {
  margin: 0;
  font-size: clamp(44px, 7vw, 96px);
  line-height: 0.98;
  font-weight: 950;
  letter-spacing: 0;
}

.title-row {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.compact-title {
  margin-bottom: 0;
}

.compact-title h1 {
  font-size: clamp(24px, 2.6vw, 38px);
  line-height: 1.08;
}

.page-title {
  font-size: clamp(38px, 6vw, 76px);
}

.gradient-text {
  color: transparent;
  background: linear-gradient(100deg, #fff 6%, #a8ccff 36%, #dac4ff 66%, #75f4ff 96%);
  -webkit-background-clip: text;
  background-clip: text;
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 0;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 11px 18px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  font-weight: 900;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.button svg {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
}

.button.primary {
  color: #061026;
  border-color: transparent;
  background: linear-gradient(135deg, var(--cyan), #aab8ff 48%, #ffc1f1);
}

.button.secondary {
  color: #fff;
  background: transparent;
}

.button:hover {
  transform: translateY(-2px);
  border-color: rgba(103, 232, 255, 0.7);
}

.section {
  padding: 92px 0;
}

.section:not(.overview-section) {
  content-visibility: auto;
  contain-intrinsic-size: 1px 720px;
}

.section.compact {
  padding: 64px 0;
}

.section + .section {
  border-top: 1px solid rgba(255, 255, 255, 0.07);
}

.section-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  align-items: start;
  margin-bottom: 44px;
}

.section-head h2 {
  margin: 0;
  font-size: clamp(32px, 5vw, 66px);
  line-height: 1.04;
}

.section-head p,
.page-lead,
.tile p,
.content-panel p,
.version-card p,
.timeline-item p,
.download-box p,
.note-list li {
  color: var(--muted);
}

.section-head p {
  margin: 0;
  font-size: 18px;
}

.page-lead {
  margin: 20px 0 0;
  font-size: clamp(18px, 2vw, 22px);
}

.overview-section {
  position: relative;
  overflow: hidden;
}

.overview-section::before {
  position: absolute;
  inset: 8% auto auto 50%;
  width: min(760px, 72vw);
  height: min(760px, 72vw);
  pointer-events: none;
  content: "";
  background: radial-gradient(circle, rgba(103, 232, 255, 0.14), transparent 62%);
  transform: translateX(-28%);
}

.overview-head {
  position: relative;
  grid-template-columns: 1fr;
  align-items: start;
  gap: 16px;
  margin-bottom: 34px;
}

.overview-head h2 {
  font-size: clamp(34px, 4.2vw, 58px);
  text-wrap: balance;
}

.overview-head p {
  margin: 0;
  color: var(--soft);
}

.section-kicker {
  display: inline-flex;
  margin-bottom: 14px;
  color: var(--cyan);
  font-size: 13px;
  font-weight: 950;
}

.bento {
  display: grid;
  grid-template-columns: minmax(260px, 0.75fr) minmax(0, 1fr);
  gap: 54px;
  align-items: start;
}

.overview-bento {
  position: relative;
  grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
  gap: clamp(22px, 4vw, 42px);
  align-items: start;
}

.tile,
.content-panel,
.version-card,
.timeline-item,
.download-box {
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
}

.tile {
  margin: 0;
  min-height: 0;
  padding: 0;
}

.tile:not(.large),
.version-card,
.timeline-item {
  padding: 26px 0;
  border-top: 1px solid var(--line);
}

.tile:hover {
  transform: none;
  background: transparent;
  border-color: var(--line);
}

.tile.large {
  grid-row: span 4;
}

.tile h3,
.content-panel h2,
.content-panel h3,
.version-card h3,
.download-box h2 {
  margin: 0 0 10px;
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.12;
}

.feature-stack {
  display: grid;
  gap: 16px;
  align-content: start;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  overflow: visible;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.feature-card {
  min-height: 136px;
  padding: 20px;
  border: 1px solid rgba(220, 232, 255, 0.16);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.065), rgba(255, 255, 255, 0.02)),
    rgba(8, 13, 42, 0.68);
  box-shadow: none;
}

.tile.feature-card {
  padding: 20px;
  border-top: 1px solid rgba(220, 232, 255, 0.16);
}

.feature-card h3 {
  margin-bottom: 8px;
  font-size: clamp(19px, 1.45vw, 23px);
}

.feature-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
}

.feature-card:hover {
  transform: none;
  border-color: rgba(103, 232, 255, 0.5);
  background:
    linear-gradient(180deg, rgba(103, 232, 255, 0.1), rgba(255, 255, 255, 0.035)),
    rgba(8, 13, 42, 0.72);
}

.tile-icon {
  display: inline-flex;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  color: var(--cyan);
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
}

.tile-icon svg {
  width: 22px;
  height: 22px;
}

.overview-poster {
  position: relative;
  width: 100%;
  padding: 14px;
  overflow: hidden;
  border: 1px solid rgba(220, 232, 255, 0.15);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(134, 168, 255, 0.16), rgba(103, 232, 255, 0.04)),
    rgba(7, 11, 33, 0.7);
  box-shadow: 0 34px 120px rgba(42, 75, 190, 0.26);
}

.overview-poster::after {
  display: none;
}

.mock-phone {
  width: min(100%, 318px);
  aspect-ratio: 941 / 1159;
  height: auto;
  margin: 0 auto;
  overflow: hidden;
  padding: 8px;
  border: 1px solid rgba(220, 232, 255, 0.18);
  border-radius: 8px;
  background: rgba(5, 7, 23, 0.52);
}

.mock-phone img {
  width: 100%;
  height: 100%;
  border-radius: 6px;
  object-fit: contain;
  object-position: center;
  box-shadow: 0 24px 80px rgba(42, 75, 190, 0.34);
}

.poster-caption {
  display: grid;
  gap: 4px;
  max-width: 318px;
  margin: 14px auto 0;
  padding: 0 4px;
}

.poster-caption strong {
  font-size: 18px;
  line-height: 1.08;
}

.poster-caption span {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.overview-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  overflow: visible;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.overview-stats span {
  display: grid;
  gap: 2px;
  min-height: 70px;
  align-content: center;
  padding: 18px;
  color: var(--muted);
  border-top: 1px solid rgba(220, 232, 255, 0.18);
  background: transparent;
}

.overview-stats strong {
  color: var(--ink);
  font-size: 24px;
  line-height: 1;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
  gap: 72px;
  align-items: start;
}

.content-panel {
  padding: 0;
}

.article-grid .content-panel + .content-panel {
  margin-top: 34px;
  padding-top: 34px;
  border-top: 1px solid var(--line);
}

.feature-list,
.step-list {
  display: grid;
  gap: 12px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.feature-list li {
  display: flex;
  gap: 12px;
  align-items: center;
  color: var(--soft);
}

.feature-list svg {
  width: 18px;
  height: 18px;
  color: var(--green);
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 28px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--line);
}

.proof-strip div {
  min-height: 116px;
  padding: 22px 18px;
  background: rgba(7, 10, 32, 0.48);
}

.proof-strip strong {
  display: block;
  color: var(--ink);
  font-size: 24px;
  line-height: 1.1;
}

.proof-strip span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 14px;
}

.action-steps {
  display: grid;
  gap: 0;
  margin: 24px 0 4px;
  border-top: 1px solid var(--line);
}

.action-step {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 18px;
  align-items: center;
  min-height: 58px;
  border-bottom: 1px solid var(--line);
}

.action-step span {
  color: var(--cyan);
  font-size: 28px;
  font-weight: 950;
  line-height: 1;
}

.action-step strong {
  color: var(--soft);
  font-size: 17px;
}

.assist-links {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-top: 28px;
}

.assist-links > span {
  color: var(--muted);
  font-size: 14px;
}

.assist-links .hero-actions {
  margin-top: 0;
}

.soft-note {
  margin-top: 18px;
  color: var(--muted);
  font-size: 15px;
}

.version-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 38px;
}

.tag {
  display: inline-flex;
  margin-bottom: 14px;
  color: var(--cyan);
  font-size: 13px;
  font-weight: 900;
}

.version-download {
  margin-top: 18px;
}

.download-band {
  position: relative;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  overflow: hidden;
  border: 0;
  border-radius: 0;
  background:
    linear-gradient(100deg, rgba(103, 232, 255, 0.14), rgba(182, 146, 255, 0.2) 52%, rgba(255, 155, 232, 0.12)),
    rgba(255, 255, 255, 0.03);
}

.download-band-inner {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 42px;
  align-items: start;
  padding: clamp(54px, 8vw, 110px) 0;
}

.download-band h2 {
  margin: 0;
  font-size: clamp(36px, 6vw, 82px);
  line-height: 1.02;
}

.download-band p {
  color: var(--soft);
  font-size: 18px;
}

.download-console {
  display: grid;
  grid-template-columns: minmax(320px, 0.55fr) minmax(0, 1fr);
  gap: 28px;
  align-items: start;
  padding-top: 6px;
}

.apk-mark {
  position: relative;
  display: grid;
  gap: 22px;
  padding: 26px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background:
    radial-gradient(circle at 18% 18%, rgba(103, 232, 255, 0.16), transparent 32%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.095), rgba(255, 255, 255, 0.025));
}

.apk-mark::after {
  position: absolute;
  right: 18px;
  bottom: 18px;
  width: 56px;
  height: 56px;
  content: "";
  border-right: 1px solid rgba(103, 232, 255, 0.5);
  border-bottom: 1px solid rgba(103, 232, 255, 0.5);
}

.app-badge {
  display: flex;
  gap: 16px;
  align-items: center;
}

.app-badge img {
  width: 84px;
  height: 84px;
  flex: 0 0 auto;
  border-radius: 22px;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.22),
    0 20px 60px rgba(75, 120, 255, 0.34);
}

.app-badge strong {
  display: block;
  color: var(--ink);
  font-size: 28px;
  font-weight: 950;
  line-height: 1.08;
}

.app-badge span {
  display: block;
  margin-top: 6px;
  color: var(--cyan);
  font-weight: 900;
}

.apk-mark p {
  max-width: 360px;
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.app-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-right: 46px;
}

.app-meta span {
  padding: 6px 10px;
  color: var(--soft);
  border: 1px solid rgba(220, 232, 255, 0.18);
  border-radius: 999px;
  background: rgba(7, 11, 33, 0.42);
  font-size: 13px;
  font-weight: 800;
}

.install-flow {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
  gap: 12px;
  border-top: 0;
}

.install-flow li {
  display: grid;
  grid-template-columns: 104px 1fr;
  gap: 18px;
  align-items: center;
  min-height: 74px;
  padding: 16px 18px;
  border: 1px solid rgba(220, 232, 255, 0.14);
  border-radius: 8px;
  background: rgba(8, 13, 42, 0.5);
}

.install-flow span {
  color: var(--cyan);
  font-size: 15px;
  font-weight: 900;
}

.install-flow strong {
  color: var(--soft);
  font-size: clamp(20px, 2.2vw, 28px);
  line-height: 1.12;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 26px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.breadcrumb a {
  color: var(--soft);
}

.page-hero {
  padding: 76px 0 64px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.page-hero .title-row {
  align-items: center;
  gap: clamp(16px, 2vw, 24px);
  margin-bottom: 18px;
}

.page-hero .title-logo {
  width: clamp(58px, 5.2vw, 72px);
  height: clamp(58px, 5.2vw, 72px);
  flex: 0 0 auto;
  border-radius: 18px;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.24),
    0 18px 54px rgba(75, 120, 255, 0.34);
}

.page-hero .page-title {
  font-size: clamp(42px, 5.2vw, 72px);
  line-height: 1.02;
}

.page-hero .page-lead {
  max-width: 980px;
  margin-top: 18px;
  font-size: clamp(17px, 1.65vw, 22px);
}

.article-grid {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 76px;
  align-items: start;
}

.side-card {
  position: sticky;
  top: 104px;
  padding: 10px 0;
  border: 0;
  border-right: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
}

.side-card-title,
.side-card-desc {
  display: none;
}

.side-card a {
  display: block;
  padding: 9px 18px 9px 0;
  color: var(--soft);
}

.side-card a:hover {
  color: var(--cyan);
  background: transparent;
}

.timeline {
  display: grid;
  gap: 0;
  position: relative;
  margin: 34px 0;
}

.timeline-item {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 28px;
}

.timeline-date {
  color: var(--cyan);
  font-weight: 950;
}

.download-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.72fr);
  gap: 74px;
  align-items: start;
}

.download-box {
  padding: 0;
}

.step-list {
  counter-reset: step;
}

.step-list li {
  position: relative;
  padding: 18px 0 18px 54px;
  border-top: 1px solid var(--line);
  color: var(--soft);
}

.step-list li::before {
  position: absolute;
  left: 0;
  top: 18px;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  counter-increment: step;
  content: counter(step);
  color: #061026;
  border-radius: 999px;
  background: var(--cyan);
  font-weight: 950;
}

.site-footer {
  padding: 54px 0 36px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(3, 5, 17, 0.42);
}

.floating-download {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 25;
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 20px;
  color: #061026;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--cyan), #aab8ff 52%, #ffc1f1);
  box-shadow: 0 18px 60px rgba(75, 120, 255, 0.36);
  font-weight: 950;
}

.floating-download svg {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
}

.floating-download:hover {
  transform: translateY(-2px);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.7fr 0.8fr;
  gap: 44px;
}

.footer-title {
  margin-bottom: 12px;
  font-size: 18px;
  font-weight: 950;
}

.footer-title img {
  width: 36px;
  height: 36px;
}

.footer-links {
  display: grid;
  gap: 8px;
}

.footer-links a,
.beian {
  color: var(--muted);
}

.footer-links a:hover,
.beian:hover {
  color: var(--cyan);
}

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

@media (max-width: 920px) {
  .nav-toggle {
    display: inline-flex;
  }

  .mobile-download {
    display: inline-flex;
  }

  .nav-links {
    position: absolute;
    inset: 72px 18px auto;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px;
    border: 1px solid var(--line);
    background: rgba(5, 7, 23, 0.96);
  }

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

  .nav-links a {
    padding: 12px 4px;
  }

  .hero-dock,
  .bento,
  .overview-bento,
  .split,
  .article-grid,
  .version-grid,
  .download-layout,
  .download-band-inner,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero-dock {
    gap: 12px;
  }

  .hero-actions,
  .cta-actions {
    margin-top: 4px;
  }

  .mock-phone {
    width: min(100%, 420px);
    height: auto;
  }

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

  .overview-stats {
    grid-template-columns: repeat(3, 1fr);
  }

  .side-card {
    position: static;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    padding: 16px;
    border: 1px solid rgba(220, 232, 255, 0.16);
    border-radius: 8px;
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.02)),
      rgba(8, 13, 42, 0.62);
  }

  .side-card-title,
  .side-card-desc {
    display: block;
    grid-column: 1 / -1;
  }

  .side-card-title {
    color: var(--ink);
    font-size: 18px;
    font-weight: 950;
    line-height: 1.2;
  }

  .side-card-desc {
    margin: -2px 0 4px;
    color: var(--muted);
    font-size: 14px;
    line-height: 1.65;
  }

  .side-card a {
    display: flex;
    min-height: 40px;
    align-items: center;
    justify-content: center;
    padding: 8px 10px;
    border: 1px solid rgba(220, 232, 255, 0.14);
    border-radius: 8px;
    background: rgba(7, 11, 33, 0.44);
    color: var(--soft);
    font-size: 14px;
    font-weight: 800;
    text-align: center;
  }

  .side-card .side-card-cta {
    grid-column: 1 / -1;
    color: #061026;
    border-color: transparent;
    background: linear-gradient(135deg, var(--cyan), #aab8ff 52%, #ffc1f1);
  }

  .download-console {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

@media (max-width: 620px) {
  .container,
  .nav-wrap {
    width: min(100% - 24px, 1180px);
  }

  .nav-wrap {
    gap: 12px;
  }

  .mobile-nav-actions {
    gap: 8px;
  }

  .mobile-download {
    min-height: 40px;
    padding: 0 13px;
    font-size: 13px;
  }

  .nav-toggle {
    width: 40px;
    height: 40px;
  }

  .hero-showcase {
    padding-top: 52px;
    padding-bottom: 44px;
  }

  .hero-art-wrap {
    width: min(100% - 24px, 1180px);
    border-radius: 20px 20px 0 0;
    box-shadow: 0 22px 70px rgba(12, 26, 72, 0.34);
  }

  .overview-image-desktop {
    display: none;
  }

  .overview-image-mobile {
    display: block;
  }

  .hero-dock-wrap {
    width: min(100% - 24px, 1180px);
    margin: 0 auto;
    padding: 18px 0 0;
    border-radius: 0 0 20px 20px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.025));
    box-shadow: 0 24px 70px rgba(12, 26, 72, 0.22);
  }

  .hero-dock {
    padding: 0 16px 18px;
    border-top: 0;
    border-bottom: 0;
  }

  .compact-title .title-logo {
    display: none;
  }

  .compact-title {
    align-items: flex-start;
  }

  .compact-title h1 {
    font-size: 24px;
    line-height: 1.15;
  }

  .hero-dock-copy p {
    max-width: none;
    font-size: 14px;
  }

  .hero-dock .hero-actions {
    display: grid;
    grid-template-columns: 1fr 0.78fr;
    gap: 10px;
    margin-top: 14px;
  }

  .hero-dock .button {
    width: auto;
    min-height: 44px;
    padding: 10px 12px;
    font-size: 14px;
  }

  .section {
    padding: 64px 0;
  }

  .overview-section {
    padding-top: 58px;
  }

  .overview-head {
    margin-bottom: 24px;
  }

  .overview-head h2 {
    font-size: 32px;
    line-height: 1.12;
  }

  .overview-head p {
    font-size: 15px;
  }

  .page-hero {
    padding: 54px 0 46px;
  }

  .page-hero .title-row {
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 14px;
  }

  .page-hero .title-logo {
    width: 46px;
    height: 46px;
    border-radius: 14px;
    margin-top: 3px;
  }

  .page-hero .page-title {
    font-size: clamp(34px, 10vw, 44px);
    line-height: 1.08;
  }

  .page-hero .page-lead {
    margin-top: 14px;
    font-size: 16px;
  }

  .overview-bento {
    gap: 18px;
  }

  .overview-poster {
    width: 100%;
    padding: 10px;
    border-radius: 10px;
  }

  .mock-phone {
    width: 100%;
    aspect-ratio: auto;
    height: auto;
    padding: 0;
    border: 0;
    background: transparent;
  }

  .mock-phone img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 8px;
    object-fit: contain;
    box-shadow: none;
  }

  .overview-poster .overview-image-desktop {
    display: none;
  }

  .overview-poster .overview-image-mobile {
    display: block;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .feature-card {
    min-height: 0;
    padding: 18px;
  }

  .tile.feature-card {
    padding: 18px;
  }

  .poster-caption {
    display: grid;
    max-width: none;
    margin-top: 14px;
    padding: 0 2px 2px;
  }

  .poster-caption strong {
    font-size: 18px;
  }

  .poster-caption span {
    font-size: 13px;
  }

  .overview-stats span {
    min-height: 74px;
  }

  .section.compact {
    padding: 48px 0;
  }

  .button {
    width: 100%;
  }

  .floating-download {
    right: 14px;
    bottom: 14px;
    min-height: 46px;
    padding: 0 16px;
    font-size: 14px;
    box-shadow: 0 14px 44px rgba(75, 120, 255, 0.34);
  }

  .floating-download svg {
    width: 18px;
    height: 18px;
  }

  .hero-dock .button {
    width: auto;
  }

  .assist-links {
    display: block;
  }

  .assist-links .hero-actions {
    margin-top: 12px;
  }

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

  .proof-strip div {
    min-height: auto;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .install-flow li {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 16px;
  }

  .apk-mark {
    padding: 20px;
  }

  .app-badge {
    align-items: flex-start;
  }

  .app-badge img {
    width: 68px;
    height: 68px;
    border-radius: 18px;
  }

  .app-badge strong {
    font-size: 24px;
  }

  .app-meta {
    padding-right: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
    animation: none !important;
  }
}