:root {
  --ink: #07111f;
  --ink-soft: #111c2b;
  --paper: #f4f1e9;
  --paper-2: #ebe8df;
  --white: #ffffff;
  --blue: #0e7cff;
  --blue-deep: #0561d7;
  --cyan: #75e8f1;
  --cyan-strong: #15c7d8;
  --text: #0b1523;
  --muted: #687381;
  --line: rgba(7, 17, 31, 0.14);
  --line-light: rgba(255, 255, 255, 0.15);
  --radius: 28px;
  --page: min(1400px, calc(100vw - 80px));
  --display: "Avenir Next", "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
  --body: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --mono: "DIN Alternate", "IBM Plex Mono", "SFMono-Regular", monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--ink);
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--text);
  background: var(--paper);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

.scroll-progress {
  position: fixed;
  z-index: 2000;
  top: 0;
  right: 0;
  left: 0;
  height: 2px;
  overflow: hidden;
  pointer-events: none;
}

.scroll-progress span {
  width: 100%;
  height: 100%;
  display: block;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  box-shadow: 0 0 14px rgba(14, 124, 255, 0.62);
  transform: scaleX(var(--scroll-progress, 0));
  transform-origin: left center;
  transition: transform 90ms linear;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

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

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

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  font-family: var(--display);
  letter-spacing: -0.045em;
}

em {
  color: var(--blue);
  font-style: normal;
}

.skip-link {
  position: fixed;
  z-index: 9999;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  color: #fff;
  background: var(--blue);
  border-radius: 100px;
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

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

.site-header {
  position: fixed;
  z-index: 1000;
  top: 0;
  left: 0;
  width: 100%;
  color: #fff;
  transition: color 250ms ease, background 250ms ease, border-color 250ms ease;
}

.site-header.is-scrolled {
  color: var(--ink);
  background: rgba(244, 241, 233, 0.89);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.nav-shell {
  width: var(--page);
  height: 86px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--display);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-logo-plate {
  padding: 5px 8px;
  display: inline-flex;
  align-items: center;
  background: #fff;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 6px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.brand-logo {
  width: 110px;
  height: auto;
}

.brand-divider {
  width: 1px;
  height: 22px;
  display: inline-block;
  background: currentColor;
  opacity: 0.24;
}

.brand-product {
  white-space: nowrap;
  font-size: 13px;
  font-weight: 720;
  letter-spacing: 0.11em;
}

.brand-mark {
  width: 27px;
  height: 22px;
  position: relative;
  display: inline-block;
}

.brand-mark span {
  position: absolute;
  width: 15px;
  height: 4px;
  right: 0;
  border-radius: 100px;
  background: var(--blue);
  transform-origin: right center;
}

.brand-mark span:nth-child(1) {
  top: 3px;
  width: 20px;
  transform: rotate(-27deg);
}

.brand-mark span:nth-child(2) {
  top: 9px;
}

.brand-mark span:nth-child(3) {
  top: 15px;
  width: 20px;
  transform: rotate(27deg);
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 38px;
  margin-left: auto;
  margin-right: 38px;
}

.desktop-nav a {
  position: relative;
  font-size: 13px;
  font-weight: 650;
  opacity: 0.76;
  transition: opacity 180ms ease;
}

.desktop-nav a::after {
  position: absolute;
  right: 0;
  bottom: -8px;
  left: 0;
  height: 2px;
  background: var(--blue);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.desktop-nav a:hover,
.desktop-nav a:focus-visible {
  opacity: 1;
}

.desktop-nav a:hover::after,
.desktop-nav a:focus-visible::after {
  transform: scaleX(1);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.language-switch {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 6px 0;
  color: inherit;
  background: transparent;
  border: 0;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.05em;
}

.language-switch span:not(.lang-divider) {
  opacity: 0.42;
  transition: opacity 160ms ease, color 160ms ease;
}

.language-switch span.is-active {
  color: var(--blue);
  opacity: 1;
}

.lang-divider {
  opacity: 0.28;
}

.nav-download {
  padding: 10px 16px;
  color: #fff;
  background: var(--blue);
  border-radius: 100px;
  font-size: 12px;
  font-weight: 700;
  transition: background 180ms ease, transform 180ms ease;
}

.nav-download:hover {
  background: var(--blue-deep);
  transform: translateY(-2px);
}

.menu-toggle,
.mobile-nav {
  display: none;
}

.section-dark {
  color: #fff;
  background: var(--ink);
}

.section-light {
  color: var(--text);
  background: var(--paper);
}

.hero {
  position: relative;
  min-height: 820px;
  height: 100svh;
  overflow: hidden;
  isolation: isolate;
}

.hero::before {
  position: absolute;
  z-index: -5;
  inset: 0;
  content: "";
  background:
    radial-gradient(circle at 73% 48%, rgba(14, 124, 255, 0.14), transparent 28%),
    linear-gradient(112deg, #07111f 0%, #07111f 52%, #0a1728 100%);
}

.hero-grid {
  position: absolute;
  z-index: -3;
  inset: 0;
  opacity: 0.25;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.075) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.075) 1px, transparent 1px);
  background-size: 84px 84px;
  mask-image: linear-gradient(90deg, transparent, #000 24%, #000 100%);
}

.ambient {
  position: absolute;
  z-index: -2;
  border: 1px solid rgba(77, 169, 255, 0.22);
  border-radius: 50%;
}

.ambient-one {
  top: 12%;
  right: 10%;
  width: 480px;
  height: 480px;
  animation: ambient-spin 30s linear infinite;
}

.ambient-two {
  right: 17%;
  bottom: -22%;
  width: 680px;
  height: 680px;
  border-style: dashed;
  opacity: 0.4;
  animation: ambient-spin 45s linear infinite reverse;
}

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

.hero-copy {
  position: absolute;
  z-index: 4;
  top: 48%;
  left: max(40px, calc((100vw - min(1400px, calc(100vw - 80px))) / 2));
  width: min(620px, 46vw);
  transform: translateY(-50%);
}

.eyebrow,
.label,
.section-kicker,
.capability-topline,
.video-meta span,
.platform-index,
.dialog-index {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  color: var(--cyan);
}

.eyebrow > span {
  width: 26px;
  height: 2px;
  background: currentColor;
}

.hero h1 {
  max-width: 690px;
  margin-bottom: 28px;
  font-size: clamp(58px, 6.7vw, 112px);
  font-weight: 720;
  line-height: 0.93;
}

.hero h1 span,
.hero h1 em {
  display: block;
}

.hero h1 em {
  margin-top: 12px;
}

.hero-lead {
  max-width: 560px;
  margin-bottom: 34px;
  color: rgba(255, 255, 255, 0.7);
  font-size: clamp(16px, 1.25vw, 20px);
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  min-height: 52px;
  padding: 0 21px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  border: 1px solid transparent;
  border-radius: 100px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 750;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

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

.button-primary {
  color: #fff;
  background: var(--blue);
}

.button-primary:hover {
  background: var(--blue-deep);
}

.button-ghost {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.035);
}

.button-ghost:hover {
  border-color: rgba(255, 255, 255, 0.55);
  background: rgba(255, 255, 255, 0.08);
}

.play-dot {
  width: 24px;
  height: 24px;
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.46);
  border-radius: 50%;
}

.play-dot::after {
  position: absolute;
  top: 7px;
  left: 9px;
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
  border-left: 6px solid white;
  content: "";
}

.hero-product {
  position: absolute;
  z-index: 3;
  top: 15%;
  right: max(-70px, calc((100vw - min(1400px, calc(100vw - 80px))) / 2 - 150px));
  width: min(700px, 49vw);
  height: 70%;
  display: grid;
  place-items: center;
}

.hero-product > img {
  z-index: 3;
  width: 94%;
  position: relative;
  filter: drop-shadow(0 50px 42px rgba(0, 0, 0, 0.52));
  animation: product-float 7s ease-in-out infinite;
}

@keyframes product-float {
  0%, 100% { transform: translateY(0) rotate(-1deg); }
  50% { transform: translateY(-18px) rotate(0.5deg); }
}

.product-halo {
  position: absolute;
  z-index: 1;
  width: 72%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: rgba(14, 124, 255, 0.18);
  filter: blur(70px);
}

.orbit {
  position: absolute;
  z-index: 0;
  border: 1px solid rgba(117, 232, 241, 0.23);
  border-radius: 50%;
  transform: rotateX(65deg) rotateZ(-8deg);
}

.orbit-one {
  width: 92%;
  height: 64%;
  animation: orbit-pulse 4s ease-in-out infinite;
}

.orbit-two {
  width: 74%;
  height: 50%;
  animation: orbit-pulse 4s 1s ease-in-out infinite reverse;
}

@keyframes orbit-pulse {
  50% { opacity: 0.34; transform: rotateX(65deg) rotateZ(-4deg) scale(1.06); }
}

.product-callout {
  position: absolute;
  z-index: 5;
  min-width: 150px;
  padding: 12px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, 0.75);
  background: rgba(7, 17, 31, 0.75);
  border: 1px solid rgba(117, 232, 241, 0.24);
  backdrop-filter: blur(12px);
  font-size: 11px;
}

.callout-local {
  top: 18%;
  left: 1%;
}

.callout-storage {
  right: 0;
  bottom: 20%;
}

.callout-index {
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 800;
}

.hero-foot {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  width: var(--page);
  height: 92px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: rgba(255, 255, 255, 0.42);
  border-top: 1px solid var(--line-light);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
}

.hero-foot p {
  margin: 0;
}

.scroll-cue {
  display: flex;
  align-items: center;
  gap: 13px;
}

.scroll-cue i {
  width: 29px;
  height: 29px;
  position: relative;
  display: block;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 50%;
}

.scroll-cue i::after {
  position: absolute;
  top: 8px;
  left: 10px;
  width: 6px;
  height: 6px;
  border-right: 1px solid var(--cyan);
  border-bottom: 1px solid var(--cyan);
  content: "";
  transform: rotate(45deg);
  animation: cue 1.8s ease-in-out infinite;
}

@keyframes cue {
  50% { transform: translateY(4px) rotate(45deg); }
}

.metrics {
  width: 100%;
  padding: 0 max(40px, calc((100vw - min(1400px, calc(100vw - 80px))) / 2));
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  color: var(--ink);
  background: var(--cyan);
}

.metric {
  min-height: 194px;
  padding: 46px 35px;
  border-right: 1px solid rgba(7, 17, 31, 0.18);
}

.metric:first-child {
  border-left: 1px solid rgba(7, 17, 31, 0.18);
}

.metric-number {
  font-family: var(--display);
  font-size: 48px;
  font-weight: 800;
  letter-spacing: -0.06em;
  line-height: 1;
}

.metric-unit {
  margin-left: 8px;
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 800;
}

.metric p {
  max-width: 190px;
  margin: 18px 0 0;
  font-size: 12px;
  font-weight: 650;
  line-height: 1.5;
  opacity: 0.72;
}

.intro,
.videos,
.download,
.specs {
  padding: 150px max(40px, calc((100vw - min(1400px, calc(100vw - 80px))) / 2));
}

.section-kicker {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 50px;
  color: var(--muted);
}

.section-kicker span {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  color: var(--blue);
  border: 1px solid var(--line);
  border-radius: 50%;
}

.section-kicker p {
  margin: 0;
}

.section-heading {
  max-width: 1040px;
  margin: 0 auto 76px;
}

.label {
  margin-bottom: 20px;
  color: var(--blue);
}

.section-heading h2,
.workflow h2,
.xiaobao h2,
.video-heading h2,
.download-heading h2,
.purchase h2 {
  margin-bottom: 0;
  font-size: clamp(46px, 5.1vw, 82px);
  font-weight: 720;
  line-height: 1.02;
}

.section-heading h2 span,
.section-heading h2 em,
.workflow h2 span,
.workflow h2 em,
.xiaobao h2 span,
.xiaobao h2 em,
.video-heading h2 span,
.video-heading h2 em,
.download-heading h2 span,
.download-heading h2 em,
.purchase h2 span,
.purchase h2 em {
  display: block;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 18px;
}

.capability-card {
  min-height: 530px;
  padding: 38px;
  display: flex;
  flex-direction: column;
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 280ms cubic-bezier(.2, .7, .2, 1), box-shadow 280ms ease;
}

.capability-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 30px 60px rgba(7, 17, 31, 0.14);
}

.capability-card:nth-child(1),
.capability-card:nth-child(2) {
  grid-column: span 4;
}

.capability-card:nth-child(3) {
  grid-column: span 4;
}

.capability-card-dark {
  color: #fff;
  background:
    linear-gradient(160deg, rgba(117, 232, 241, 0.08), transparent 40%),
    var(--ink);
}

.capability-card-blue {
  color: #fff;
  background:
    radial-gradient(circle at 80% 0%, rgba(117, 232, 241, 0.35), transparent 37%),
    var(--blue);
}

.capability-card-paper {
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--line);
}

.capability-topline {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  color: currentColor;
  opacity: 0.66;
}

.capability-topline svg {
  width: 56px;
  height: 56px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.capability-card h3 {
  max-width: 280px;
  margin: auto 0 18px;
  font-size: 38px;
  line-height: 1.08;
}

.capability-card > p {
  max-width: 340px;
  min-height: 81px;
  margin-bottom: 28px;
  font-size: 15px;
  opacity: 0.7;
}

.capability-card ul {
  margin: 0;
  padding: 22px 0 0;
  display: grid;
  gap: 12px;
  border-top: 1px solid currentColor;
  list-style: none;
  opacity: 0.72;
}

.capability-card li {
  position: relative;
  padding-left: 18px;
  font-size: 12px;
  font-weight: 650;
}

.capability-card li::before {
  position: absolute;
  top: 9px;
  left: 0;
  width: 5px;
  height: 5px;
  background: currentColor;
  border-radius: 50%;
  content: "";
}

.workflow {
  min-height: 900px;
  padding: 150px max(40px, calc((100vw - min(1400px, calc(100vw - 80px))) / 2));
  display: grid;
  grid-template-columns: 0.8fr 1.35fr;
  gap: 8vw;
  align-items: center;
  overflow: hidden;
  position: relative;
}

.workflow::after {
  position: absolute;
  z-index: 0;
  right: -220px;
  bottom: -430px;
  width: 800px;
  height: 800px;
  border: 1px solid rgba(117, 232, 241, 0.14);
  border-radius: 50%;
  box-shadow: 0 0 0 90px rgba(117, 232, 241, 0.025), 0 0 0 180px rgba(117, 232, 241, 0.018);
  content: "";
}

.workflow-copy,
.workflow-diagram {
  position: relative;
  z-index: 2;
}

.section-kicker-dark {
  color: rgba(255, 255, 255, 0.5);
}

.section-kicker-dark span {
  color: var(--cyan);
  border-color: var(--line-light);
}

.workflow h2 {
  margin-bottom: 32px;
}

.workflow-copy > p:not(.label) {
  max-width: 520px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 16px;
  line-height: 1.85;
}

.privacy-note {
  margin-top: 38px;
  padding-top: 24px;
  display: flex;
  gap: 13px;
  align-items: center;
  color: var(--cyan);
  border-top: 1px solid var(--line-light);
  font-size: 12px;
  font-weight: 680;
}

.privacy-note svg {
  flex: 0 0 25px;
  width: 25px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
}

.workflow-diagram {
  min-height: 590px;
  padding: 70px 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 1fr));
  gap: 22px;
  align-items: center;
}

.flow-track {
  position: absolute;
  z-index: 0;
  top: 50%;
  left: 17%;
  width: 64%;
  height: 1px;
  background: rgba(117, 232, 241, 0.26);
  transform: rotate(28deg);
  transform-origin: center;
}

.packet {
  position: absolute;
  top: -4px;
  left: 0;
  width: 9px;
  height: 9px;
  background: var(--cyan);
  border-radius: 50%;
  box-shadow: 0 0 18px var(--cyan);
  animation: packet 3.6s linear infinite;
}

.packet-two {
  animation-delay: 1.8s;
}

@keyframes packet {
  from { left: 0; opacity: 0; }
  10%, 90% { opacity: 1; }
  to { left: 100%; opacity: 0; }
}

.flow-step {
  position: relative;
  z-index: 1;
  min-height: 240px;
  padding: 28px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 22px;
  backdrop-filter: blur(15px);
  transition: border-color 220ms ease, transform 220ms ease, background 220ms ease;
}

.flow-step:hover {
  border-color: rgba(117, 232, 241, 0.45);
  background: rgba(14, 124, 255, 0.1);
  transform: translateY(-5px);
}

.flow-step-one {
  align-self: start;
}

.flow-step-two {
  align-self: center;
  transform: translateY(70px);
}

.flow-step-two:hover {
  transform: translateY(65px);
}

.flow-step-three {
  grid-column: 2;
  align-self: end;
}

.flow-index {
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 11px;
}

.flow-icon {
  width: 62px;
  height: 62px;
  margin: 30px 0 24px;
  display: grid;
  place-items: center;
  color: var(--cyan);
  background: rgba(117, 232, 241, 0.08);
  border: 1px solid rgba(117, 232, 241, 0.22);
  border-radius: 50%;
}

.flow-icon svg {
  width: 36px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.flow-step h3 {
  margin-bottom: 8px;
  font-size: 24px;
}

.flow-step p {
  margin: 0;
  color: rgba(255, 255, 255, 0.52);
  font-size: 12px;
}

.xiaobao {
  min-height: 800px;
  padding: 150px max(40px, calc((100vw - min(1400px, calc(100vw - 80px))) / 2));
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: 8vw;
  align-items: center;
}

.xiaobao-visual {
  min-height: 550px;
  position: relative;
  display: grid;
  place-items: center;
}

.xiaobao-visual::after {
  position: absolute;
  z-index: 0;
  right: 10%;
  bottom: 2%;
  left: 10%;
  height: 50px;
  background: rgba(7, 17, 31, 0.22);
  border-radius: 50%;
  filter: blur(28px);
  content: "";
}

.xiaobao-visual img {
  z-index: 2;
  width: 72%;
  filter: drop-shadow(0 35px 32px rgba(7, 17, 31, 0.24));
}

.xiaobao-ring {
  position: absolute;
  z-index: 1;
  width: 72%;
  aspect-ratio: 1;
  border: 1px solid rgba(14, 124, 255, 0.26);
  border-radius: 50%;
}

.ring-a {
  animation: orbit-pulse 5s ease-in-out infinite;
}

.ring-b {
  width: 92%;
  border-style: dashed;
  opacity: 0.5;
  animation: ambient-spin 40s linear infinite;
}

.user-chip {
  position: absolute;
  z-index: 4;
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--ink);
  border: 4px solid var(--paper);
  border-radius: 50%;
  box-shadow: 0 10px 25px rgba(7, 17, 31, 0.2);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 800;
}

.user-chip i {
  position: absolute;
  right: 1px;
  bottom: 0;
  width: 11px;
  height: 11px;
  background: #38d26f;
  border: 2px solid var(--paper);
  border-radius: 50%;
}

.chip-one { top: 9%; left: 14%; }
.chip-two { top: 24%; right: 6%; }
.chip-three { bottom: 18%; left: 10%; }

.xiaobao-copy > p:not(.label) {
  max-width: 600px;
  margin: 32px 0 38px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.85;
}

.skill-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skill-cloud span {
  padding: 10px 15px;
  background: rgba(14, 124, 255, 0.06);
  border: 1px solid rgba(14, 124, 255, 0.16);
  border-radius: 100px;
  font-size: 12px;
  font-weight: 650;
}

.videos {
  padding-top: 30px;
}

.product-gallery {
  padding: 150px max(40px, calc((100vw - min(1400px, calc(100vw - 80px))) / 2));
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 84% 18%, rgba(14, 124, 255, 0.14), transparent 25%),
    #050c15;
}

.product-gallery::after {
  position: absolute;
  top: 0;
  right: 5%;
  width: 1px;
  height: 100%;
  background: linear-gradient(transparent, rgba(117, 232, 241, 0.18), transparent);
  content: "";
}

.gallery-heading {
  margin-bottom: 70px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 60px;
}

.gallery-heading h2 {
  max-width: 980px;
  margin: 0;
  font-size: clamp(44px, 4.8vw, 76px);
  line-height: 1.04;
}

.gallery-heading h2 span,
.gallery-heading h2 em {
  display: block;
}

.gallery-heading > p {
  max-width: 370px;
  margin-bottom: 7px;
  color: rgba(255, 255, 255, 0.56);
  font-size: 14px;
}

.gallery-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 18px;
}

.gallery-item {
  margin: 0;
  position: relative;
  overflow: hidden;
  background: #0b121c;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 24px;
  isolation: isolate;
}

.gallery-item::after {
  position: absolute;
  z-index: 1;
  right: 0;
  bottom: 0;
  left: 0;
  height: 38%;
  background: linear-gradient(transparent, rgba(3, 8, 14, 0.84));
  content: "";
  pointer-events: none;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 800ms cubic-bezier(.2, .7, .2, 1), filter 500ms ease;
}

.gallery-item:hover img {
  filter: saturate(1.08) contrast(1.03);
  transform: scale(1.025);
}

.gallery-item figcaption {
  position: absolute;
  z-index: 2;
  right: 25px;
  bottom: 22px;
  left: 25px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  color: #fff;
}

.gallery-item figcaption span {
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.gallery-item figcaption b {
  font-family: var(--display);
  font-size: 16px;
  letter-spacing: -0.02em;
}

.gallery-item-hero {
  grid-column: span 12;
  aspect-ratio: 1.91 / 1;
}

.gallery-item-wide {
  grid-column: span 7;
  aspect-ratio: 1.58 / 1;
}

.gallery-item-narrow {
  grid-column: span 5;
  aspect-ratio: 1.13 / 1;
}

.gallery-item-portrait {
  grid-column: span 6;
  aspect-ratio: 1.16 / 1;
  background: #fff;
}

.gallery-item-portrait img {
  object-position: center 42%;
}

.video-heading,
.download-heading,
.specs-heading {
  margin-bottom: 70px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 60px;
}

.video-heading h2,
.download-heading h2 {
  font-size: clamp(44px, 4.7vw, 76px);
}

.video-heading > p,
.download-heading > p,
.specs-heading > p {
  max-width: 360px;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 14px;
}

.video-grid {
  display: grid;
  grid-template-columns: 1.45fr 1fr;
  gap: 22px;
}

.video-card {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.video-frame {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #02070c;
}

.video-frame video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-meta {
  padding: 26px 28px 30px;
  display: grid;
  gap: 22px;
}

.video-meta span {
  color: var(--blue);
}

.video-meta h3 {
  margin: 7px 0 0;
  font-size: 27px;
}

.video-meta p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.scenario-band {
  position: relative;
  min-height: 720px;
  overflow: hidden;
  color: #fff;
  background: var(--ink);
}

.scenario-band > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.scenario-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(7, 17, 31, 0.92) 0%, rgba(7, 17, 31, 0.76) 40%, rgba(7, 17, 31, 0.06) 76%);
}

.scenario-copy {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: max(40px, calc((100vw - min(1400px, calc(100vw - 80px))) / 2));
  width: min(600px, 48vw);
  transform: translateY(-50%);
}

.scenario-copy .label {
  color: var(--cyan);
}

.scenario-copy h2 {
  margin-bottom: 28px;
  font-size: clamp(44px, 4.8vw, 76px);
  line-height: 1.04;
}

.scenario-copy p:last-child {
  max-width: 520px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 16px;
}

.download {
  background:
    linear-gradient(180deg, rgba(117, 232, 241, 0.08), transparent 30%),
    var(--paper);
}

.download-heading {
  align-items: flex-start;
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.download-card {
  min-height: 330px;
  padding: 26px;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  border-radius: 22px;
  cursor: pointer;
  transition: color 240ms ease, background 240ms ease, transform 240ms ease, box-shadow 240ms ease;
}

.download-card:hover,
.download-card:focus-visible {
  color: #fff;
  background: var(--ink);
  box-shadow: 0 25px 50px rgba(7, 17, 31, 0.18);
  outline: none;
  transform: translateY(-7px);
}

.platform-index {
  margin-left: auto;
  color: var(--blue);
}

.platform-icon {
  width: 64px;
  height: 64px;
  margin: 44px 0 auto;
  position: relative;
  display: grid;
  place-items: center;
  color: var(--blue);
}

.apple-icon {
  color: var(--blue);
}

.apple-icon svg {
  width: 56px;
  height: 56px;
  display: block;
  fill: currentColor;
}

.android-icon i:nth-child(1) {
  width: 48px;
  height: 35px;
  position: absolute;
  bottom: 5px;
  background: currentColor;
  border-radius: 15px 15px 6px 6px;
}

.android-icon i:nth-child(2),
.android-icon i:nth-child(3) {
  position: absolute;
  top: 8px;
  width: 2px;
  height: 15px;
  background: currentColor;
}

.android-icon i:nth-child(2) { left: 20px; transform: rotate(-28deg); }
.android-icon i:nth-child(3) { right: 20px; transform: rotate(28deg); }

.windows-icon {
  grid-template-columns: repeat(2, 23px);
  grid-template-rows: repeat(2, 23px);
  gap: 4px;
}

.windows-icon i {
  width: 23px;
  height: 23px;
  background: currentColor;
}

.mac-icon i {
  width: 58px;
  height: 38px;
  position: relative;
  border: 4px solid currentColor;
  border-radius: 6px;
}

.mac-icon i::after {
  position: absolute;
  right: -10px;
  bottom: -10px;
  left: -10px;
  height: 4px;
  background: currentColor;
  border-radius: 4px;
  content: "";
}

.download-card strong {
  margin-top: 26px;
  font-family: var(--display);
  font-size: 24px;
}

.download-card small {
  color: var(--muted);
  font-size: 11px;
}

.download-card:hover small,
.download-card:focus-visible small {
  color: rgba(255, 255, 255, 0.52);
}

.download-action {
  width: 100%;
  margin-top: 26px;
  padding-top: 16px;
  display: flex;
  justify-content: space-between;
  border-top: 1px solid currentColor;
  font-size: 12px;
  font-weight: 750;
  opacity: 0.74;
}

.download-action b {
  color: var(--blue);
}

.download-note {
  margin: 26px 0 0;
  color: var(--muted);
  font-size: 11px;
}

.specs {
  padding-top: 70px;
}

.specs-heading h2 {
  max-width: 800px;
  margin: 0;
  font-size: clamp(44px, 4.4vw, 70px);
  line-height: 1.05;
}

.specs-wrap {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.specs-feature {
  padding: 65px 58px 65px 0;
  border-right: 1px solid var(--line);
}

.specs-feature > span {
  color: var(--blue);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.specs-feature strong {
  margin: 130px 0 20px;
  display: block;
  font-family: var(--display);
  font-size: 34px;
  line-height: 1.15;
}

.specs-feature p {
  max-width: 410px;
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.spec-table {
  padding-left: 58px;
}

.spec-row {
  min-height: 74px;
  display: grid;
  grid-template-columns: 0.5fr 1fr;
  align-items: center;
  border-bottom: 1px solid var(--line);
}

.spec-row:last-child {
  border-bottom: 0;
}

.spec-row span {
  color: var(--muted);
  font-size: 12px;
}

.spec-row strong {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
}

.purchase {
  min-height: 720px;
  padding: 130px max(40px, calc((100vw - min(1400px, calc(100vw - 80px))) / 2));
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 10vw;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.purchase::before {
  position: absolute;
  top: -45%;
  right: -5%;
  width: 780px;
  height: 780px;
  background: radial-gradient(circle, rgba(14, 124, 255, 0.2), transparent 62%);
  content: "";
}

.purchase-copy,
.qr-card {
  position: relative;
  z-index: 2;
}

.purchase h2 {
  max-width: 860px;
}

.purchase-copy > p:not(.label) {
  max-width: 680px;
  margin: 34px 0;
  color: rgba(255, 255, 255, 0.62);
  line-height: 1.85;
}

.purchase-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.purchase-points span {
  padding: 9px 13px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line-light);
  border-radius: 100px;
  font-size: 11px;
}

.purchase-points i {
  width: 5px;
  height: 5px;
  background: var(--cyan);
  border-radius: 50%;
}

.qr-card {
  padding: 22px;
  color: var(--ink);
  background: var(--paper);
  border-radius: 26px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.3);
}

.qr-topline {
  padding-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.qr-topline i {
  width: 7px;
  height: 7px;
  background: #e2231a;
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(226, 35, 26, 0.1);
}

.qr-image-wrap {
  margin: 22px 0;
  padding: 12px;
  background: #fff;
  border-radius: 18px;
}

.qr-image-wrap img {
  width: 100%;
  aspect-ratio: 1;
}

.qr-card > strong {
  font-family: var(--display);
  font-size: 23px;
}

.qr-card > p {
  margin: 3px 0 16px;
  color: var(--muted);
  font-size: 11px;
}

.qr-button {
  width: 100%;
  min-height: 44px;
  color: #fff;
  background: var(--ink);
  border: 0;
  border-radius: 100px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 700;
  transition: background 180ms ease;
}

.qr-button:hover {
  background: var(--blue);
}

.site-footer {
  padding: 80px max(40px, calc((100vw - min(1400px, calc(100vw - 80px))) / 2)) 30px;
  color: #fff;
  background: #040a12;
}

.footer-top {
  min-height: 270px;
  padding-bottom: 48px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: start;
  gap: clamp(32px, 6vw, 104px);
}

.brand-footer {
  font-size: 19px;
}

.brand-footer .brand-logo {
  width: 126px;
}

.footer-top > p {
  max-width: 420px;
  justify-self: end;
  color: rgba(255, 255, 255, 0.48);
  font-size: 23px;
  font-weight: 650;
  text-align: right;
}

.footer-demo-booking {
  width: 184px;
  padding: 14px;
  justify-self: center;
  position: relative;
  color: #fff;
  background:
    linear-gradient(145deg, rgba(14, 124, 255, 0.13), transparent 55%),
    rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 22px;
  box-shadow: 0 26px 60px rgba(0, 0, 0, 0.28);
  text-align: center;
}

.footer-demo-booking::before {
  width: 7px;
  height: 7px;
  position: absolute;
  top: 17px;
  right: 17px;
  background: var(--cyan);
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(83, 225, 238, 0.09);
  content: "";
}

.footer-demo-label {
  display: block;
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-align: left;
}

.footer-demo-qr {
  margin: 13px 0 12px;
  padding: 7px;
  background: #fff;
  border-radius: 13px;
}

.footer-demo-qr img {
  width: 100%;
  display: block;
  aspect-ratio: 1;
  border-radius: 8px;
}

.footer-demo-booking strong {
  display: block;
  font-size: 16px;
  line-height: 1.3;
}

.footer-demo-booking p {
  margin-top: 3px;
  color: rgba(255, 255, 255, 0.48);
  font-size: 10px;
  line-height: 1.5;
}

.footer-bottom {
  min-height: 70px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 30px;
  color: rgba(255, 255, 255, 0.42);
  border-top: 1px solid var(--line-light);
  font-family: var(--mono);
  font-size: 10px;
}

.footer-bottom nav {
  display: flex;
  gap: 28px;
}

.footer-bottom > a {
  justify-self: end;
}

.footer-legal {
  display: grid;
  gap: 5px;
}

.icp-link {
  width: fit-content;
  color: rgba(255, 255, 255, 0.3);
  font-family: var(--body);
  font-size: 10px;
  line-height: 1.45;
  transition: color 180ms ease;
}

.icp-link:hover {
  color: rgba(255, 255, 255, 0.74);
}

.info-dialog {
  width: min(520px, calc(100vw - 32px));
  padding: 44px;
  color: var(--ink);
  background: var(--paper);
  border: 0;
  border-radius: 24px;
  box-shadow: 0 30px 120px rgba(0, 0, 0, 0.45);
}

.info-dialog::backdrop {
  background: rgba(2, 7, 12, 0.72);
  backdrop-filter: blur(8px);
}

.dialog-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 50%;
  cursor: pointer;
  font-size: 23px;
  line-height: 1;
}

.dialog-index {
  color: var(--blue);
}

.info-dialog h2 {
  margin: 28px 0 12px;
  font-size: 36px;
  line-height: 1.1;
}

.info-dialog > p {
  color: var(--muted);
}

.dialog-code {
  margin: 28px 0;
  padding: 13px 16px;
  color: var(--cyan);
  background: var(--ink);
  border-radius: 10px;
  font-family: var(--mono);
  font-size: 12px;
}

.dialog-confirm {
  width: 100%;
  border: 0;
}

.noscript {
  position: fixed;
  z-index: 9999;
  right: 20px;
  bottom: 20px;
  left: 20px;
  padding: 15px;
  color: #fff;
  background: #b12020;
  border-radius: 12px;
  text-align: center;
}

.js .reveal {
  opacity: 0;
  translate: 0 28px;
  transition: opacity 700ms cubic-bezier(.2, .7, .2, 1), translate 700ms cubic-bezier(.2, .7, .2, 1);
}

.js .reveal.is-visible {
  opacity: 1;
  translate: 0 0;
}

@media (max-width: 1180px) {
  :root {
    --page: calc(100vw - 56px);
  }

  .desktop-nav {
    gap: 22px;
    margin-right: 24px;
  }

  .hero-copy {
    left: 28px;
    width: 50vw;
  }

  .hero-product {
    right: -100px;
    width: 58vw;
  }

  .hero h1 {
    font-size: clamp(56px, 7vw, 86px);
  }

  .metric {
    padding: 40px 24px;
  }

  .capability-card {
    min-height: 500px;
    padding: 28px;
  }

  .capability-card h3 {
    font-size: 31px;
  }

  .workflow {
    gap: 5vw;
  }

  .workflow-diagram {
    grid-template-columns: repeat(2, minmax(150px, 1fr));
  }

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

  .purchase {
    grid-template-columns: 1fr 350px;
    gap: 6vw;
  }
}

@media (max-width: 900px) {
  :root {
    --page: calc(100vw - 40px);
  }

  .desktop-nav,
  .nav-download {
    display: none;
  }

  .menu-toggle {
    width: 38px;
    height: 38px;
    padding: 0;
    display: grid;
    place-content: center;
    gap: 6px;
    color: inherit;
    background: transparent;
    border: 1px solid currentColor;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0.65;
  }

  .menu-toggle span {
    width: 15px;
    height: 1px;
    display: block;
    background: currentColor;
    transition: transform 180ms ease;
  }

  .menu-toggle[aria-expanded="true"] span:first-child {
    transform: translateY(3.5px) rotate(45deg);
  }

  .menu-toggle[aria-expanded="true"] span:last-child {
    transform: translateY(-3.5px) rotate(-45deg);
  }

  .mobile-nav {
    position: fixed;
    top: 74px;
    right: 0;
    left: 0;
    height: calc(100svh - 74px);
    padding: 50px 28px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    color: #fff;
    background: rgba(7, 17, 31, 0.98);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 180ms ease, visibility 180ms ease, transform 180ms ease;
  }

  .mobile-nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .mobile-nav a {
    padding: 18px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    font-family: var(--display);
    font-size: 28px;
    font-weight: 700;
  }

  .nav-shell {
    height: 74px;
  }

  .hero {
    min-height: 850px;
    height: auto;
    padding-top: 150px;
  }

  .hero-copy {
    position: relative;
    top: auto;
    left: auto;
    width: var(--page);
    margin: 0 auto;
    transform: none;
  }

  .hero-product {
    position: relative;
    top: auto;
    right: auto;
    width: min(720px, 95vw);
    height: 490px;
    margin: 20px auto 90px;
  }

  .hero-product > img {
    width: 80%;
  }

  .hero-foot {
    position: absolute;
  }

  .metrics {
    padding: 0 20px;
    grid-template-columns: repeat(2, 1fr);
  }

  .metric {
    border-bottom: 1px solid rgba(7, 17, 31, 0.18);
  }

  .metric:nth-child(odd) {
    border-left: 1px solid rgba(7, 17, 31, 0.18);
  }

  .capability-card:nth-child(n) {
    grid-column: span 6;
  }

  .capability-card:last-child {
    grid-column: 4 / span 6;
  }

  .workflow {
    padding-top: 110px;
    padding-bottom: 110px;
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .workflow-copy {
    max-width: 670px;
  }

  .workflow-diagram {
    width: 100%;
    max-width: 700px;
    margin: 0 auto;
  }

  .xiaobao {
    grid-template-columns: 1fr;
    gap: 45px;
  }

  .xiaobao-visual {
    order: 2;
  }

  .xiaobao-copy {
    order: 1;
  }

  .video-heading,
  .gallery-heading,
  .download-heading,
  .specs-heading {
    align-items: flex-start;
    flex-direction: column;
  }

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

  .gallery-item-wide,
  .gallery-item-narrow,
  .gallery-item-portrait {
    grid-column: span 6;
    aspect-ratio: 1.08 / 1;
  }

  .scenario-band {
    min-height: 620px;
  }

  .scenario-copy {
    left: 28px;
    width: min(620px, calc(100vw - 56px));
  }

  .scenario-overlay {
    background: linear-gradient(90deg, rgba(7, 17, 31, 0.94), rgba(7, 17, 31, 0.54) 80%, rgba(7, 17, 31, 0.18));
  }

  .specs-wrap {
    grid-template-columns: 1fr;
  }

  .specs-feature {
    padding-right: 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .specs-feature strong {
    margin-top: 70px;
  }

  .spec-table {
    padding-left: 0;
  }

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

  .qr-card {
    width: min(380px, 100%);
  }
}

@media (max-width: 640px) {
  :root {
    --page: calc(100vw - 32px);
    --radius: 22px;
  }

  body {
    font-size: 15px;
  }

  .nav-shell {
    height: 66px;
  }

  .brand {
    font-size: 12px;
  }

  .brand-logo-plate {
    padding: 4px 6px;
    border-radius: 5px;
  }

  .brand-logo,
  .brand-footer .brand-logo {
    width: 82px;
  }

  .brand-divider {
    height: 17px;
  }

  .brand-product {
    font-size: 10px;
    letter-spacing: 0.08em;
  }

  .brand-mark {
    transform: scale(0.84);
  }

  .language-switch {
    font-size: 10px;
  }

  .mobile-nav {
    top: 66px;
    height: calc(100svh - 66px);
  }

  .hero {
    min-height: 790px;
    padding-top: 118px;
  }

  .hero::before {
    background:
      radial-gradient(circle at 50% 59%, rgba(14, 124, 255, 0.17), transparent 33%),
      var(--ink);
  }

  .hero-grid {
    background-size: 54px 54px;
  }

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

  .eyebrow {
    justify-content: center;
    font-size: 9px;
  }

  .hero h1 {
    font-size: clamp(48px, 15vw, 68px);
  }

  .hero-lead {
    margin-right: auto;
    margin-left: auto;
    font-size: 15px;
  }

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

  .button {
    min-height: 48px;
    padding: 0 17px;
  }

  .hero-product {
    width: 110vw;
    height: 330px;
    margin-top: 14px;
    margin-left: -5vw;
  }

  .hero-product > img {
    width: 80%;
  }

  .product-callout {
    min-width: 118px;
    padding: 8px 9px;
    font-size: 9px;
  }

  .callout-local {
    top: 8%;
    left: 7%;
  }

  .callout-storage {
    right: 7%;
    bottom: 12%;
  }

  .hero-foot {
    width: calc(100vw - 32px);
    height: 70px;
  }

  .hero-foot > p {
    display: none;
  }

  .scroll-cue {
    margin-left: auto;
  }

  .metrics {
    padding: 0 16px;
  }

  .metric {
    min-height: 155px;
    padding: 32px 18px;
  }

  .metric-number {
    font-size: 37px;
  }

  .metric-unit {
    margin-left: 5px;
    font-size: 11px;
  }

  .metric p {
    font-size: 10px;
  }

  .intro,
  .product-gallery,
  .videos,
  .download,
  .specs,
  .workflow,
  .xiaobao,
  .purchase {
    padding: 94px 16px;
  }

  .section-kicker {
    margin-bottom: 38px;
  }

  .section-heading {
    margin-bottom: 48px;
  }

  .section-heading h2,
  .workflow h2,
  .xiaobao h2,
  .video-heading h2,
  .download-heading h2,
  .purchase h2 {
    font-size: clamp(39px, 11vw, 54px);
  }

  .capability-grid {
    display: flex;
    overflow-x: auto;
    padding-bottom: 16px;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
  }

  .capability-grid::-webkit-scrollbar {
    display: none;
  }

  .capability-card {
    min-width: 80vw;
    min-height: 460px;
    padding: 26px;
    scroll-snap-align: start;
  }

  .capability-card h3 {
    font-size: 31px;
  }

  .workflow-diagram {
    min-height: auto;
    padding: 20px 0 0 28px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
  }

  .flow-track {
    top: 8%;
    bottom: 8%;
    left: 7px;
    width: 1px;
    height: 84%;
    transform: none;
  }

  @keyframes packet {
    from { top: 0; left: -4px; opacity: 0; }
    10%, 90% { opacity: 1; }
    to { top: 100%; left: -4px; opacity: 0; }
  }

  .flow-step,
  .flow-step-two,
  .flow-step-two:hover,
  .flow-step-three {
    width: 100%;
    min-height: 215px;
    transform: none;
  }

  .xiaobao-visual {
    min-height: 390px;
  }

  .xiaobao-visual img {
    width: 79%;
  }

  .user-chip {
    width: 48px;
    height: 48px;
    font-size: 9px;
  }

  .video-heading,
  .gallery-heading,
  .download-heading,
  .specs-heading {
    margin-bottom: 45px;
    gap: 22px;
  }

  .video-meta {
    padding: 22px;
  }

  .video-meta h3 {
    font-size: 23px;
  }

  .gallery-heading h2 {
    font-size: clamp(39px, 11vw, 54px);
  }

  .gallery-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .gallery-item-hero,
  .gallery-item-wide,
  .gallery-item-narrow,
  .gallery-item-portrait {
    grid-column: 1;
    aspect-ratio: 1.22 / 1;
  }

  .gallery-item-hero img {
    object-position: center;
  }

  .gallery-item figcaption {
    right: 18px;
    bottom: 17px;
    left: 18px;
  }

  .scenario-band {
    min-height: 580px;
  }

  .scenario-band > img {
    object-position: 58% center;
  }

  .scenario-overlay {
    background: linear-gradient(0deg, rgba(7, 17, 31, 0.94) 0%, rgba(7, 17, 31, 0.66) 62%, rgba(7, 17, 31, 0.1) 100%);
  }

  .scenario-copy {
    top: auto;
    right: 16px;
    bottom: 64px;
    left: 16px;
    width: auto;
    transform: none;
  }

  .scenario-copy h2 {
    font-size: 42px;
  }

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

  .download-card {
    min-height: 260px;
  }

  .platform-icon {
    margin-top: 25px;
  }

  .specs-heading h2 {
    font-size: 40px;
  }

  .specs-feature {
    padding: 46px 0;
  }

  .specs-feature strong {
    margin-top: 50px;
    font-size: 28px;
  }

  .spec-row {
    min-height: 82px;
    grid-template-columns: 0.38fr 1fr;
    gap: 18px;
  }

  .spec-row strong {
    font-size: 10px;
  }

  .purchase {
    gap: 55px;
  }

  .qr-card {
    padding: 18px;
  }

  .site-footer {
    padding: 60px 16px 22px;
  }

  .footer-top {
    min-height: 0;
    padding-bottom: 40px;
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-demo-booking {
    justify-self: center;
  }

  .footer-top > p {
    max-width: 280px;
    justify-self: start;
    font-size: 20px;
    text-align: left;
  }

  .footer-bottom {
    padding-top: 25px;
    grid-template-columns: 1fr auto;
  }

  .footer-bottom nav {
    display: none;
  }

  .info-dialog {
    padding: 36px 24px 24px;
  }
}

/* Professional refinement — restrained industrial editorial system */
:root {
  --paper: #f7f6f2;
  --paper-2: #eceae4;
  --radius: 18px;
  --page: min(1440px, calc(100vw - 96px));
}

.site-header {
  background: linear-gradient(180deg, rgba(5, 12, 21, 0.66), transparent);
}

.site-header.is-scrolled {
  background: rgba(247, 246, 242, 0.92);
}

.nav-shell {
  height: 78px;
}

.desktop-nav {
  gap: 34px;
}

.desktop-nav a {
  font-size: 12px;
}

.nav-download {
  padding: 9px 17px;
  border-radius: 9px;
}

.hero {
  min-height: 760px;
  height: 100svh;
  background: #050c15;
}

.hero::before {
  z-index: -5;
  background:
    radial-gradient(circle at 16% 48%, rgba(14, 124, 255, 0.1), transparent 24%),
    linear-gradient(90deg, #050c15 0%, #07111f 48%, #080f17 100%);
}

.hero-grid {
  z-index: 0;
  opacity: 0.09;
  background-size: 120px 120px;
  mask-image: linear-gradient(90deg, #000 0%, rgba(0, 0, 0, 0.6) 45%, transparent 68%);
}

.hero-media {
  position: absolute;
  z-index: 1;
  top: 0;
  right: 0;
  bottom: 0;
  left: 46%;
  overflow: hidden;
  border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-media::before {
  position: absolute;
  z-index: 2;
  inset: 0;
  background:
    linear-gradient(90deg, #07111f 0%, rgba(7, 17, 31, 0.72) 11%, transparent 38%),
    linear-gradient(0deg, rgba(5, 12, 21, 0.74), transparent 27%);
  content: "";
  pointer-events: none;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 88% center;
  filter: saturate(0.92) contrast(1.08) brightness(0.88);
}

.hero-image-caption {
  position: absolute;
  z-index: 3;
  right: clamp(56px, 8vw, 180px);
  bottom: 104px;
  display: grid;
  gap: 3px;
  color: rgba(255, 255, 255, 0.78);
  text-align: right;
}

.hero-image-caption span {
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.hero-image-caption b {
  font-family: var(--display);
  font-size: 13px;
  letter-spacing: 0.01em;
}

.hero-copy {
  position: absolute;
  top: 50%;
  left: max(48px, calc((100vw - min(1440px, calc(100vw - 96px))) / 2));
  width: min(610px, 42vw);
  transform: translateY(-46%);
}

.eyebrow {
  margin-bottom: 22px;
  font-size: 10px;
}

.hero h1 {
  max-width: 620px;
  margin-bottom: 25px;
  font-size: clamp(62px, 5vw, 92px);
  font-weight: 740;
  line-height: 0.99;
  letter-spacing: -0.06em;
}

.hero h1 em {
  margin-top: 8px;
}

.hero-lead {
  max-width: 500px;
  margin-bottom: 31px;
  color: rgba(255, 255, 255, 0.64);
  font-size: clamp(15px, 1vw, 18px);
  line-height: 1.75;
}

.button {
  min-height: 50px;
  padding: 0 20px;
  border-radius: 10px;
  font-size: 12px;
}

.button-ghost {
  background: rgba(5, 12, 21, 0.42);
}

.hero-foot {
  z-index: 4;
  width: var(--page);
  height: 78px;
}

.metrics {
  position: relative;
  padding: 0 max(48px, calc((100vw - min(1440px, calc(100vw - 96px))) / 2));
  overflow: hidden;
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(7, 17, 31, 0.025) 1px, transparent 1px) 0 0 / 72px 72px,
    linear-gradient(180deg, #f2f1ed 0%, #e8e7e2 100%);
  border-top: 1px solid rgba(7, 17, 31, 0.12);
  border-bottom: 1px solid rgba(7, 17, 31, 0.14);
}

.metric {
  position: relative;
  min-height: 178px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-color: rgba(7, 17, 31, 0.12);
  transition: background 220ms ease;
}

.metric::before {
  margin-bottom: 16px;
  color: #7c858f;
  content: attr(data-code);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.metric::after {
  position: absolute;
  top: 0;
  left: 31px;
  width: 30px;
  height: 3px;
  background: var(--blue);
  content: "";
}

.metric:hover {
  background: rgba(255, 255, 255, 0.58);
}

.metric-value {
  display: flex;
  align-items: baseline;
}

.metric-number {
  color: var(--ink);
  font-size: 46px;
}

.metric-unit {
  color: var(--blue);
}

.metric p {
  margin-top: 15px;
  color: #525e6c;
  opacity: 1;
}

.intro,
.product-gallery,
.videos,
.download,
.specs {
  padding: 128px max(48px, calc((100vw - min(1440px, calc(100vw - 96px))) / 2));
}

.section-kicker {
  margin-bottom: 42px;
}

.section-heading {
  max-width: 1000px;
  margin: 0 0 62px;
}

.section-heading h2,
.workflow h2,
.xiaobao h2,
.video-heading h2,
.download-heading h2,
.purchase h2,
.gallery-heading h2 {
  font-size: clamp(44px, 4.4vw, 72px);
  line-height: 1.04;
}

.capability-grid {
  gap: 14px;
}

.capability-card {
  min-height: 470px;
  padding: 32px;
  border-radius: 16px;
}

.capability-card:hover {
  transform: translateY(-5px);
}

.capability-card h3 {
  font-size: 34px;
}

.workflow {
  min-height: auto;
  padding: 128px max(48px, calc((100vw - min(1440px, calc(100vw - 96px))) / 2));
  grid-template-columns: minmax(360px, 0.72fr) minmax(620px, 1.28fr);
  gap: 7vw;
}

.workflow::after {
  right: -340px;
  bottom: -590px;
  opacity: 0.45;
}

.workflow-diagram {
  min-height: 0;
  padding: 0;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.flow-track {
  top: 50%;
  bottom: auto;
  left: 8%;
  width: 84%;
  height: 1px;
  transform: none;
}

.flow-step,
.flow-step-two,
.flow-step-two:hover,
.flow-step-three {
  min-height: 310px;
  padding: 25px;
  align-self: center;
  grid-column: auto;
  border-radius: 14px;
  transform: none;
}

.flow-step:hover {
  transform: translateY(-4px);
}

.flow-icon {
  margin-top: 52px;
}

.xiaobao {
  min-height: 860px;
  padding: 128px max(48px, calc((100vw - min(1440px, calc(100vw - 96px))) / 2));
  grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  gap: clamp(54px, 6vw, 96px);
}

.xiaobao-visual {
  min-height: 680px;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 42%, rgba(14, 124, 255, 0.14), transparent 38%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.96), rgba(232, 239, 246, 0.76));
  border: 1px solid rgba(7, 17, 31, 0.12);
  border-radius: 22px;
  box-shadow: 0 30px 80px rgba(7, 17, 31, 0.1);
  isolation: isolate;
}

.xiaobao-visual::before {
  position: absolute;
  z-index: 0;
  inset: 0;
  background-image:
    linear-gradient(rgba(7, 17, 31, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(7, 17, 31, 0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  content: "";
  mask-image: radial-gradient(circle at 50% 48%, #000, transparent 72%);
}

.xiaobao-visual::after {
  right: 18%;
  bottom: 78px;
  left: 18%;
}

.xiaobao-visual > img {
  width: min(64%, 420px);
  max-height: 570px;
  margin-bottom: 48px;
  object-fit: contain;
  filter: drop-shadow(0 34px 30px rgba(7, 17, 31, 0.2));
}

.xiaobao-visual .xiaobao-ring {
  width: 68%;
}

.xiaobao-visual .ring-b {
  width: 88%;
}

.voice-panel {
  position: absolute;
  z-index: 7;
  right: 22px;
  bottom: 22px;
  left: 22px;
  min-height: 76px;
  padding: 13px 14px;
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr) auto;
  align-items: center;
  gap: 15px;
  color: #fff;
  background: rgba(7, 17, 31, 0.92);
  border: 1px solid rgba(117, 232, 241, 0.28);
  border-radius: 13px;
  box-shadow: 0 18px 42px rgba(7, 17, 31, 0.25);
  backdrop-filter: blur(16px);
}

.voice-panel > div:nth-child(2) {
  min-width: 0;
  display: grid;
  gap: 3px;
}

.voice-panel strong {
  overflow: hidden;
  color: #fff;
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.voice-panel span {
  overflow: hidden;
  color: rgba(255, 255, 255, 0.55);
  font-size: 10px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.voice-panel > b {
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.12em;
}

.voice-bars {
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.voice-bars i {
  width: 3px;
  height: 8px;
  display: block;
  background: linear-gradient(var(--cyan), var(--blue));
  border-radius: 4px;
  animation: voice-bar 1.15s ease-in-out infinite;
}

.voice-bars i:nth-child(2) { animation-delay: -0.85s; }
.voice-bars i:nth-child(3) { animation-delay: -0.5s; }
.voice-bars i:nth-child(4) { animation-delay: -0.95s; }
.voice-bars i:nth-child(5) { animation-delay: -0.3s; }
.voice-bars i:nth-child(6) { animation-delay: -0.7s; }
.voice-bars i:nth-child(7) { animation-delay: -0.2s; }
.voice-bars i:nth-child(8) { animation-delay: -0.62s; }

@keyframes voice-bar {
  0%, 100% { height: 7px; opacity: 0.45; }
  50% { height: 34px; opacity: 1; }
}

.xiaobao-copy > p:not(.label) {
  margin: 28px 0 32px;
}

.xiaobao-capabilities {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.xiaobao-capabilities article {
  min-height: 180px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(7, 17, 31, 0.12);
  border-radius: 13px;
  transition: color 260ms ease, background 260ms ease, border-color 260ms ease, transform 260ms ease;
}

.xiaobao-capabilities article > span {
  color: var(--blue);
  font-family: var(--mono);
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.xiaobao-capabilities article > strong {
  margin: auto 0 8px;
  font-family: var(--display);
  font-size: 19px;
}

.xiaobao-capabilities article > p {
  margin: 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.65;
}

.xiaobao .skill-cloud {
  margin-top: 18px;
}

@media (hover: hover) {
  .xiaobao-capabilities article:hover {
    color: #fff;
    background: var(--ink);
    border-color: var(--ink);
    transform: translateY(-4px);
  }

  .xiaobao-capabilities article:hover > p {
    color: rgba(255, 255, 255, 0.56);
  }
}

.agent-platform {
  padding: 128px max(48px, calc((100vw - min(1440px, calc(100vw - 96px))) / 2)) 140px;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(circle at 82% 16%, rgba(179, 222, 255, 0.42), transparent 24%),
    radial-gradient(circle at 14% 78%, rgba(83, 225, 238, 0.16), transparent 31%),
    linear-gradient(135deg, #06183d 0%, #09398d 43%, #1262cc 76%, #4f98ef 100%);
  border-top: 1px solid rgba(117, 232, 241, 0.24);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.agent-platform::before,
.agent-platform::after {
  position: absolute;
  z-index: -1;
  content: "";
  pointer-events: none;
}

.agent-platform::before {
  top: -360px;
  right: -260px;
  width: 820px;
  height: 820px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 50%;
  box-shadow:
    0 0 0 110px rgba(255, 255, 255, 0.025),
    0 0 0 250px rgba(117, 232, 241, 0.018);
}

.agent-platform::after {
  right: 0;
  bottom: 0;
  left: 0;
  height: 240px;
  background: linear-gradient(transparent, rgba(4, 17, 44, 0.3));
}

.agent-platform-grid {
  position: absolute;
  z-index: -1;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 88px 88px;
  mask-image: linear-gradient(90deg, transparent, #000 14%, #000 86%, transparent);
  opacity: 0.62;
}

.agent-platform-kicker,
.agent-platform-hero,
.agent-platform-features,
.agent-scenario-band {
  position: relative;
  z-index: 1;
}

.agent-platform-kicker {
  color: rgba(255, 255, 255, 0.72);
}

.agent-platform-kicker span {
  color: var(--cyan);
  border-color: rgba(117, 232, 241, 0.36);
}

.agent-platform-hero {
  display: grid;
  grid-template-columns: minmax(420px, 0.88fr) minmax(480px, 0.92fr);
  align-items: center;
  gap: clamp(64px, 8vw, 128px);
}

.agent-platform-copy .label {
  color: var(--cyan);
}

.agent-platform-copy h2 {
  max-width: 760px;
  margin: 24px 0 0;
  font-size: clamp(54px, 5.2vw, 86px);
  line-height: 0.98;
  letter-spacing: -0.072em;
}

.agent-platform-copy h2 span,
.agent-platform-copy h2 em {
  display: block;
}

.agent-platform-copy h2 em {
  color: #b9eaff;
}

.agent-platform-lead {
  max-width: 650px;
  margin: 34px 0 40px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 15px;
  line-height: 1.9;
}

.agent-platform-stats {
  max-width: 620px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.agent-platform-stats > div {
  min-height: 104px;
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-right: 1px solid rgba(255, 255, 255, 0.18);
}

.agent-platform-stats > div:last-child {
  border-right: 0;
}

.agent-platform-stats strong {
  color: #fff;
  font-family: var(--display);
  font-size: 31px;
  line-height: 1;
}

.agent-platform-stats span {
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.54);
  font-size: 10px;
}

.agent-platform-visual {
  width: min(600px, 100%);
  margin: 0;
  justify-self: end;
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 34px;
  box-shadow: 0 42px 110px rgba(2, 13, 39, 0.38);
}

.agent-platform-visual > img {
  width: 100%;
  display: block;
  position: relative;
  z-index: 2;
  border-radius: 33px;
}

.agent-platform-halo {
  position: absolute;
  z-index: 0;
  inset: -10%;
  background: radial-gradient(circle, rgba(185, 234, 255, 0.35), transparent 62%);
  filter: blur(24px);
  animation: agent-halo-pulse 5s ease-in-out infinite;
}

.agent-platform-visual figcaption {
  position: absolute;
  z-index: 4;
  right: 18px;
  bottom: 18px;
  left: 18px;
  min-height: 64px;
  padding: 13px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  color: #fff;
  background: rgba(4, 17, 44, 0.76);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 14px;
  backdrop-filter: blur(16px);
}

.agent-platform-visual figcaption span {
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.agent-platform-visual figcaption b {
  font-size: 12px;
}

.agent-live-chip {
  position: absolute;
  z-index: 5;
  min-height: 34px;
  padding: 0 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  background: rgba(4, 17, 44, 0.82);
  border: 1px solid rgba(117, 232, 241, 0.4);
  border-radius: 100px;
  box-shadow: 0 12px 30px rgba(3, 15, 42, 0.24);
  backdrop-filter: blur(12px);
  font-family: var(--mono);
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.1em;
  animation: agent-chip-float 4s ease-in-out infinite;
}

.agent-live-chip i {
  width: 6px;
  height: 6px;
  background: var(--cyan);
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(117, 232, 241, 0.1);
}

.agent-live-chip-a {
  top: 10%;
  left: -42px;
}

.agent-live-chip-b {
  top: 25%;
  right: -34px;
  animation-delay: -1.7s;
}

.agent-data-bridge {
  margin-top: 86px;
  padding: 34px;
  display: grid;
  grid-template-columns: minmax(360px, 0.88fr) minmax(520px, 1.12fr);
  align-items: center;
  gap: clamp(42px, 6vw, 88px);
  position: relative;
  z-index: 1;
  overflow: hidden;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 100%, rgba(14, 124, 255, 0.14), transparent 32%),
    linear-gradient(135deg, rgba(249, 253, 255, 0.98), rgba(199, 231, 255, 0.94));
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 22px;
  box-shadow: 0 34px 90px rgba(2, 14, 42, 0.24);
}

.agent-data-bridge::before {
  position: absolute;
  top: -180px;
  left: 36%;
  width: 360px;
  height: 360px;
  border: 1px solid rgba(14, 124, 255, 0.12);
  border-radius: 50%;
  box-shadow: 0 0 0 70px rgba(14, 124, 255, 0.035);
  content: "";
  pointer-events: none;
}

.agent-data-copy,
.agent-data-console {
  position: relative;
  z-index: 1;
}

.agent-data-copy > span {
  color: var(--blue);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 850;
  letter-spacing: 0.14em;
}

.agent-data-copy h3 {
  max-width: 600px;
  margin: 18px 0 20px;
  font-size: clamp(34px, 3.2vw, 51px);
  line-height: 1.05;
  letter-spacing: -0.055em;
}

.agent-data-copy > p {
  max-width: 630px;
  margin: 0;
  color: #4b5b6d;
  font-size: 13px;
  line-height: 1.85;
}

.agent-data-permission {
  width: fit-content;
  max-width: 100%;
  margin-top: 28px;
  padding: 10px 13px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  background: #092963;
  border-radius: 100px;
  font-size: 9px;
  line-height: 1.4;
}

.agent-data-permission i {
  width: 12px;
  height: 14px;
  position: relative;
  display: block;
  flex: 0 0 auto;
  border: 1px solid var(--cyan);
  border-radius: 6px 6px 8px 8px;
}

.agent-data-permission i::after {
  width: 3px;
  height: 3px;
  position: absolute;
  top: 4px;
  left: 3px;
  background: var(--cyan);
  border-radius: 50%;
  content: "";
}

.agent-data-console {
  padding: 22px;
  color: #fff;
  background:
    linear-gradient(145deg, rgba(14, 124, 255, 0.18), transparent 48%),
    #061a42;
  border: 1px solid rgba(14, 124, 255, 0.4);
  border-radius: 17px;
  box-shadow: 0 24px 55px rgba(4, 20, 54, 0.24);
}

.agent-data-query {
  min-height: 104px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(117, 232, 241, 0.18);
  border-radius: 11px;
}

.agent-data-query > span {
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 7px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.agent-data-query > strong {
  margin-top: 11px;
  font-size: 15px;
  font-weight: 650;
  line-height: 1.5;
}

.agent-data-types {
  margin-top: 10px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.agent-data-types > div {
  min-height: 76px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 9px;
  transition: background 220ms ease, border-color 220ms ease, transform 220ms ease;
}

.agent-data-types b {
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.1em;
}

.agent-data-types span {
  font-size: 11px;
  font-weight: 700;
}

.agent-data-result {
  min-height: 40px;
  margin-top: 10px;
  padding: 0 12px;
  display: grid;
  grid-template-columns: 8px minmax(0, 1fr) auto;
  align-items: center;
  gap: 9px;
  color: rgba(255, 255, 255, 0.62);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 8px;
}

.agent-data-result > i {
  width: 6px;
  height: 6px;
  background: #4bf0a2;
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(75, 240, 162, 0.08);
}

.agent-data-result > b {
  color: #4bf0a2;
  font-family: var(--mono);
  font-size: 7px;
  letter-spacing: 0.08em;
}

@media (hover: hover) {
  .agent-data-types > div:hover {
    background: rgba(117, 232, 241, 0.1);
    border-color: rgba(117, 232, 241, 0.34);
    transform: translateY(-3px);
  }
}

.agent-platform-features {
  margin-top: 14px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.agent-feature-card {
  min-height: 320px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.08), transparent 50%),
    rgba(3, 18, 52, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 16px;
  box-shadow: 0 24px 60px rgba(2, 14, 39, 0.16);
  backdrop-filter: blur(14px);
  transition: background 260ms ease, border-color 260ms ease, transform 260ms ease;
}

.agent-card-index {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 800;
}

.agent-card-index i {
  width: 7px;
  height: 7px;
  background: var(--cyan);
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(117, 232, 241, 0.08);
}

.agent-feature-card > strong {
  margin: 64px 0 12px;
  color: #fff;
  font-family: var(--display);
  font-size: 24px;
  line-height: 1.2;
}

.agent-feature-card > p {
  margin: 0;
  color: rgba(255, 255, 255, 0.55);
  font-size: 11px;
  line-height: 1.75;
}

.agent-profile-stack,
.agent-tag-list,
.agent-permission-list,
.agent-channel-list {
  margin-top: auto;
  padding-top: 24px;
}

.agent-profile-stack {
  display: flex;
  align-items: center;
}

.agent-profile-stack span,
.agent-profile-stack b {
  width: 38px;
  height: 38px;
  margin-right: -7px;
  display: grid;
  place-items: center;
  color: #fff;
  background: #0d56c3;
  border: 2px solid #103c85;
  border-radius: 50%;
  font-family: var(--mono);
  font-size: 8px;
}

.agent-profile-stack span:nth-child(2) { background: #19a4d5; }
.agent-profile-stack span:nth-child(3) { background: #2355b8; }
.agent-profile-stack b { background: rgba(255, 255, 255, 0.1); }

.agent-tag-list,
.agent-channel-list {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.agent-tag-list span,
.agent-channel-list span {
  padding: 7px 10px;
  color: rgba(255, 255, 255, 0.78);
  background: rgba(117, 232, 241, 0.08);
  border: 1px solid rgba(117, 232, 241, 0.22);
  border-radius: 100px;
  font-size: 9px;
  font-weight: 700;
}

.agent-permission-list {
  display: grid;
  gap: 7px;
}

.agent-permission-list > span {
  min-height: 38px;
  padding: 0 10px;
  display: grid;
  grid-template-columns: 17px 1fr auto;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 8px;
}

.agent-permission-list b {
  font-size: 10px;
}

.agent-permission-list em {
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 7px;
  letter-spacing: 0.08em;
}

.agent-lock-icon,
.agent-share-icon {
  width: 12px;
  height: 10px;
  position: relative;
  display: block;
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: 2px;
}

.agent-lock-icon::before {
  width: 7px;
  height: 6px;
  position: absolute;
  top: -6px;
  left: 1px;
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-bottom: 0;
  border-radius: 5px 5px 0 0;
  content: "";
}

.agent-share-icon {
  border-radius: 50%;
}

.agent-share-icon::before,
.agent-share-icon::after {
  width: 4px;
  height: 4px;
  position: absolute;
  background: #fff;
  border-radius: 50%;
  content: "";
}

.agent-share-icon::before { top: -4px; left: -3px; }
.agent-share-icon::after { right: -3px; bottom: -4px; }

.agent-scenario-band {
  margin-top: 14px;
  padding: 34px;
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(0, 1.8fr);
  align-items: center;
  gap: 44px;
  background: rgba(4, 17, 44, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 16px;
  backdrop-filter: blur(14px);
}

.agent-scenario-heading > span {
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.agent-scenario-heading h3 {
  max-width: 390px;
  margin-top: 14px;
  font-size: clamp(25px, 2.3vw, 36px);
  line-height: 1.12;
}

.agent-scenario-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.agent-scenario-grid article {
  min-height: 152px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 11px;
}

.agent-scenario-grid article > span {
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 8px;
}

.agent-scenario-grid strong {
  margin: auto 0 7px;
  font-size: 16px;
}

.agent-scenario-grid p {
  margin: 0;
  color: rgba(255, 255, 255, 0.5);
  font-size: 9px;
  line-height: 1.6;
}

@media (hover: hover) {
  .agent-feature-card:hover {
    background:
      linear-gradient(145deg, rgba(117, 232, 241, 0.12), transparent 55%),
      rgba(3, 18, 52, 0.72);
    border-color: rgba(117, 232, 241, 0.34);
    transform: translateY(-5px);
  }
}

@keyframes agent-halo-pulse {
  50% { opacity: 0.62; transform: scale(1.06); }
}

@keyframes agent-chip-float {
  50% { transform: translateY(-8px); }
}

.gallery-heading,
.video-heading,
.download-heading,
.specs-heading {
  margin-bottom: 58px;
}

.gallery-item,
.video-card {
  border-radius: 16px;
}

.gallery-grid,
.video-grid {
  gap: 14px;
}

.scenario-band {
  min-height: 680px;
}

.scenario-copy {
  left: max(48px, calc((100vw - min(1440px, calc(100vw - 96px))) / 2));
  width: min(560px, 42vw);
}

.scenario-copy h2 {
  font-size: clamp(42px, 4.2vw, 68px);
}

.download-grid {
  gap: 12px;
}

.download-card {
  min-height: 300px;
  padding: 24px;
  border-radius: 14px;
}

.download-card:hover,
.download-card:focus-visible {
  transform: translateY(-4px);
}

.specs {
  position: relative;
  isolation: isolate;
  padding-right: max(64px, calc((100vw - min(1312px, calc(100vw - 128px))) / 2));
  padding-left: max(64px, calc((100vw - min(1312px, calc(100vw - 128px))) / 2));
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(circle at 78% 12%, rgba(14, 124, 255, 0.24), transparent 30%),
    radial-gradient(circle at 9% 86%, rgba(117, 232, 241, 0.08), transparent 28%),
    linear-gradient(135deg, #0a1728 0%, #07111f 52%, #050b13 100%);
  border-top: 1px solid rgba(117, 232, 241, 0.14);
  border-bottom: 1px solid rgba(117, 232, 241, 0.18);
}

.specs::before {
  position: absolute;
  z-index: -2;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 88px 88px;
  content: "";
  mask-image: linear-gradient(90deg, transparent, #000 22%, #000 82%, transparent);
}

.specs::after {
  position: absolute;
  z-index: -1;
  top: -340px;
  right: -240px;
  width: 720px;
  height: 720px;
  background: conic-gradient(from 110deg, transparent 0 62%, rgba(14, 124, 255, 0.13), transparent 79%);
  border: 1px solid rgba(117, 232, 241, 0.08);
  border-radius: 50%;
  content: "";
  animation: specs-orbit 26s linear infinite;
}

.specs .label {
  color: var(--cyan);
}

.specs-heading,
.specs-wrap {
  position: relative;
  z-index: 1;
}

.specs-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.96fr) minmax(440px, 0.84fr);
  align-items: end;
  gap: clamp(48px, 6vw, 92px);
}

.specs-title-block {
  min-width: 0;
}

.specs .specs-heading h2 {
  max-width: 720px;
  font-size: clamp(46px, 4.1vw, 66px);
}

.specs-desc {
  max-width: 580px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.52);
  font-size: 14px;
  line-height: 1.8;
}

.specs-product-card {
  position: relative;
  margin: 0;
  overflow: hidden;
  aspect-ratio: 1.65 / 1;
  background: #07111f;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 14px;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.28);
}

.specs-product-card::after {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 45%, rgba(3, 8, 14, 0.82)),
    linear-gradient(90deg, rgba(7, 17, 31, 0.22), transparent 45%);
  content: "";
  pointer-events: none;
}

.specs-product-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.08);
  transform: scale(1.015);
  transition: transform 900ms cubic-bezier(.2, .7, .2, 1), filter 500ms ease;
}

.specs-product-card figcaption {
  position: absolute;
  z-index: 2;
  right: 20px;
  bottom: 18px;
  left: 20px;
  display: grid;
  gap: 3px;
  color: #fff;
}

.specs-product-card figcaption span {
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.specs-product-card figcaption b {
  font-family: var(--display);
  font-size: 13px;
}

@media (hover: hover) {
  .specs-product-card:hover img {
    filter: saturate(1) contrast(1.08);
    transform: scale(1.045);
  }
}

.specs-wrap {
  overflow: hidden;
  background: rgba(255, 255, 255, 0.025);
  border-color: rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(8px);
}

.specs-wrap::after {
  position: absolute;
  right: 0;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(117, 232, 241, 0.52), transparent);
  box-shadow: 0 0 24px rgba(117, 232, 241, 0.2);
  content: "";
  pointer-events: none;
  animation: specs-scan 7s ease-in-out infinite;
}

.specs .specs-feature {
  padding-left: 28px;
  border-color: rgba(255, 255, 255, 0.16);
}

.specs .specs-feature > span {
  color: var(--cyan);
}

.specs .specs-feature strong {
  color: #fff;
}

.specs .specs-feature p {
  color: rgba(255, 255, 255, 0.5);
}

.specs .spec-row {
  padding: 0 18px;
  border-color: rgba(255, 255, 255, 0.12);
  transition: background 220ms ease;
}

.specs .spec-row:hover {
  background: rgba(14, 124, 255, 0.09);
}

.specs .spec-row span {
  color: rgba(255, 255, 255, 0.45);
}

.specs .spec-row strong {
  color: rgba(255, 255, 255, 0.9);
  transition: color 220ms ease, transform 220ms ease;
}

.specs .spec-row:hover strong {
  color: var(--cyan);
  transform: translateX(4px);
}

@keyframes specs-orbit {
  to { transform: rotate(360deg); }
}

@keyframes specs-scan {
  0%, 12% { top: -2%; opacity: 0; }
  22% { opacity: 1; }
  82% { opacity: 0.7; }
  92%, 100% { top: 102%; opacity: 0; }
}

@keyframes hero-drift {
  from { transform: scale(1.025) translate3d(0, 0, 0); }
  to { transform: scale(1.06) translate3d(-0.7%, -0.35%, 0); }
}

@keyframes product-float {
  0%, 100% { transform: translate3d(0, 0, 0); }
  50% { transform: translate3d(0, -9px, 0); }
}

.hero-media img {
  animation: hero-drift 16s ease-in-out infinite alternate;
}

.xiaobao-visual img {
  animation: product-float 5.5s ease-in-out infinite;
}

.capability-topline svg,
.video-frame video,
.scenario-band > img,
.download-action b,
.button > span:last-child {
  transition: transform 700ms cubic-bezier(.2, .7, .2, 1), filter 500ms ease;
}

.qr-topline i {
  animation: status-pulse 2.2s ease-in-out infinite;
}

@keyframes status-pulse {
  50% { box-shadow: 0 0 0 9px rgba(226, 35, 26, 0.02); }
}

@media (hover: hover) {
  .capability-card:hover .capability-topline svg {
    transform: rotate(5deg) scale(1.08);
  }

  .video-card:hover .video-frame video {
    filter: saturate(1.08) contrast(1.03);
    transform: scale(1.025);
  }

  .scenario-band:hover > img {
    transform: scale(1.018);
  }

  .download-card:hover .download-action b,
  .button:hover > span:last-child {
    transform: translate3d(4px, -2px, 0);
  }
}

.specs-wrap {
  border-color: rgba(255, 255, 255, 0.16);
}

.purchase {
  min-height: 680px;
  padding: 120px max(48px, calc((100vw - min(1440px, calc(100vw - 96px))) / 2));
}

.qr-card {
  border-radius: 18px;
}

@media (max-width: 1180px) {
  :root {
    --page: calc(100vw - 56px);
  }

  .hero-media {
    left: 49%;
  }

  .hero-media img {
    object-position: 60% center;
  }

  .hero-image-caption {
    right: 32px;
  }

  .hero-copy {
    left: 28px;
    width: 47vw;
  }

  .hero h1 {
    font-size: clamp(58px, 6.3vw, 78px);
  }

  .workflow {
    grid-template-columns: 1fr;
    gap: 60px;
  }

  .workflow-copy {
    max-width: 720px;
  }

  .agent-platform-hero {
    grid-template-columns: minmax(360px, 0.84fr) minmax(420px, 0.96fr);
    gap: 48px;
  }

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

@media (max-width: 900px) {
  :root {
    --page: calc(100vw - 40px);
  }

  .nav-shell {
    height: 70px;
  }

  .hero {
    min-height: 940px;
    height: auto;
    padding: 0;
  }

  .hero-copy {
    top: 118px;
    left: 28px;
    width: calc(100vw - 56px);
    max-width: 640px;
    transform: none;
  }

  .hero h1 {
    max-width: 640px;
    font-size: clamp(54px, 10vw, 74px);
  }

  .hero-media {
    top: 480px;
    right: 0;
    bottom: 78px;
    left: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    border-left: 0;
  }

  .hero-media::before {
    background:
      linear-gradient(180deg, #07111f 0%, rgba(7, 17, 31, 0.62) 13%, transparent 42%),
      linear-gradient(0deg, rgba(5, 12, 21, 0.72), transparent 24%);
  }

  .hero-media img {
    object-position: 55% center;
  }

  .hero-image-caption {
    right: 24px;
    bottom: 24px;
  }

  .metrics {
    padding: 0 20px;
  }

  .intro,
  .agent-platform,
  .product-gallery,
  .videos,
  .download,
  .specs,
  .workflow,
  .xiaobao,
  .purchase {
    padding-right: 28px;
    padding-left: 28px;
  }

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

  .agent-platform-hero {
    grid-template-columns: 1fr;
    gap: 64px;
  }

  .agent-platform-copy {
    max-width: 760px;
  }

  .agent-platform-visual {
    width: min(650px, 100%);
    justify-self: start;
  }

  .agent-scenario-band {
    grid-template-columns: 1fr;
  }

  .agent-data-bridge {
    grid-template-columns: 1fr;
    gap: 38px;
  }

  .agent-data-console {
    width: 100%;
  }

  .flow-step,
  .flow-step-two,
  .flow-step-two:hover,
  .flow-step-three {
    width: auto;
    min-height: 280px;
  }

  .specs .specs-feature {
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  }

  .xiaobao {
    grid-template-columns: 1fr;
    gap: 56px;
  }

  .xiaobao-copy {
    max-width: 760px;
  }

  .xiaobao-visual {
    width: min(680px, 100%);
    min-height: 650px;
    margin: 0 auto;
  }

  .specs-heading {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .specs-product-card {
    width: min(620px, 100%);
  }
}

@media (max-width: 640px) {
  :root {
    --page: calc(100vw - 32px);
  }

  .nav-shell {
    height: 66px;
  }

  .hero {
    min-height: 880px;
  }

  .hero-copy {
    top: 104px;
    left: 16px;
    width: calc(100vw - 32px);
    text-align: left;
  }

  .eyebrow {
    justify-content: flex-start;
    font-size: 8px;
  }

  .hero h1 {
    font-size: clamp(47px, 14vw, 62px);
    line-height: 0.98;
  }

  .hero-lead {
    max-width: 360px;
    margin-right: 0;
    margin-left: 0;
    font-size: 14px;
  }

  .hero-actions {
    justify-content: flex-start;
  }

  .hero-media {
    top: 460px;
    bottom: 64px;
  }

  .hero-media img {
    object-position: 57% center;
  }

  .hero-image-caption {
    display: none;
  }

  .hero-foot {
    width: calc(100vw - 32px);
    height: 64px;
  }

  .metrics {
    padding: 0 16px;
  }

  .metric {
    min-height: 148px;
    padding: 28px 16px;
  }

  .metric::before {
    margin-bottom: 11px;
    font-size: 7px;
    letter-spacing: 0.09em;
  }

  .metric::after {
    left: 15px;
    width: 24px;
  }

  .metric-number {
    font-size: 38px;
  }

  .metric-unit {
    margin-left: 5px;
    font-size: 10px;
  }

  .metric p {
    margin-top: 12px;
    font-size: 10px;
  }

  .intro,
  .agent-platform,
  .product-gallery,
  .videos,
  .download,
  .specs,
  .workflow,
  .xiaobao,
  .purchase {
    padding: 88px 16px;
  }

  .section-heading h2,
  .agent-platform-copy h2,
  .workflow h2,
  .xiaobao h2,
  .video-heading h2,
  .download-heading h2,
  .purchase h2,
  .gallery-heading h2 {
    font-size: clamp(38px, 10.5vw, 50px);
  }

  .capability-card {
    min-width: 82vw;
    min-height: 430px;
    border-radius: 14px;
  }

  .workflow-diagram {
    padding: 10px 0 0 24px;
    display: flex;
    flex-direction: column;
  }

  .flow-track {
    top: 8%;
    right: auto;
    bottom: 8%;
    left: 7px;
    width: 1px;
    height: 84%;
  }

  .flow-step,
  .flow-step-two,
  .flow-step-two:hover,
  .flow-step-three {
    width: 100%;
    min-height: 220px;
  }

  .agent-platform-copy h2 {
    font-size: clamp(42px, 12vw, 56px);
  }

  .agent-platform-lead {
    margin: 26px 0 30px;
    font-size: 14px;
  }

  .agent-data-bridge {
    margin-top: 58px;
    padding: 20px;
    gap: 28px;
    border-radius: 16px;
  }

  .agent-data-copy h3 {
    font-size: clamp(32px, 9vw, 40px);
  }

  .agent-data-copy > p {
    font-size: 12px;
  }

  .agent-data-permission {
    width: 100%;
    align-items: flex-start;
    border-radius: 12px;
  }

  .agent-data-console {
    padding: 14px;
  }

  .agent-data-query {
    min-height: 96px;
    padding: 14px;
  }

  .agent-data-query > strong {
    font-size: 13px;
  }

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

  .agent-data-result {
    grid-template-columns: 8px minmax(0, 1fr);
  }

  .agent-data-result > b {
    display: none;
  }

  .agent-platform-stats > div {
    min-height: 88px;
    padding: 16px 10px;
  }

  .agent-platform-stats strong {
    font-size: 26px;
  }

  .agent-platform-visual {
    border-radius: 22px;
  }

  .agent-platform-visual > img {
    border-radius: 21px;
  }

  .agent-live-chip {
    display: none;
  }

  .agent-platform-visual figcaption {
    right: 10px;
    bottom: 10px;
    left: 10px;
    min-height: 54px;
    padding: 10px 12px;
  }

  .agent-platform-visual figcaption span {
    max-width: 130px;
  }

  .agent-platform-features {
    margin-top: 58px;
    grid-template-columns: 1fr;
  }

  .agent-feature-card {
    min-height: 270px;
  }

  .agent-feature-card > strong {
    margin-top: 46px;
  }

  .agent-scenario-band {
    padding: 20px;
    gap: 28px;
  }

  .agent-scenario-grid {
    grid-template-columns: 1fr;
  }

  .agent-scenario-grid article {
    min-height: 132px;
  }

  .download-card {
    min-height: 240px;
  }

  .xiaobao-capabilities {
    grid-template-columns: 1fr;
  }

  .xiaobao-capabilities article {
    min-height: 154px;
  }

  .xiaobao-visual {
    min-height: 560px;
  }

  .xiaobao-visual > img {
    width: min(66%, 330px);
    max-height: 440px;
    margin-bottom: 54px;
  }

  .xiaobao-visual .user-chip {
    width: 46px;
    height: 46px;
    border-width: 3px;
    font-size: 9px;
  }

  .voice-panel {
    right: 12px;
    bottom: 12px;
    left: 12px;
    grid-template-columns: 58px minmax(0, 1fr);
    gap: 10px;
  }

  .voice-panel > b {
    display: none;
  }

  .specs .specs-heading h2 {
    font-size: clamp(38px, 10.5vw, 50px);
  }

  .specs-product-card {
    aspect-ratio: 1.42 / 1;
  }

  .specs .specs-feature {
    padding: 42px 18px;
  }
}

.swipe-hint {
  display: none;
}

@media (max-width: 900px) {
  .scenario-copy {
    right: 28px;
    left: 28px;
    width: auto;
  }
}

@media (max-width: 640px) {
  .nav-actions {
    gap: 8px;
  }

  .nav-shell .brand {
    min-height: 44px;
  }

  .brand-footer,
  .scroll-cue {
    min-height: 44px;
  }

  .language-switch {
    min-width: 44px;
    min-height: 44px;
    padding: 0;
    justify-content: center;
  }

  .menu-toggle {
    width: 44px;
    height: 44px;
  }

  .capability-grid {
    margin-right: -16px;
    padding-right: 32px;
    overscroll-behavior-inline: contain;
    -webkit-overflow-scrolling: touch;
  }

  .swipe-hint {
    margin: 12px 0 0;
    display: flex;
    justify-content: flex-end;
    color: #697581;
    font-family: var(--mono);
    font-size: 9px;
    font-weight: 750;
    letter-spacing: 0.1em;
    text-transform: uppercase;
  }

  .purchase h2 {
    font-size: clamp(34px, 9.1vw, 39px);
    letter-spacing: -0.065em;
  }

  .scenario-copy {
    top: auto;
    right: 16px;
    bottom: 56px;
    left: 16px;
    width: auto;
    transform: none;
  }

  .scenario-copy h2 {
    font-size: clamp(34px, 9.5vw, 40px);
    overflow-wrap: anywhere;
  }

  .specs .spec-row strong {
    font-size: 11px;
    line-height: 1.5;
    overflow-wrap: anywhere;
  }

  .footer-bottom {
    min-height: 96px;
    gap: 12px;
    align-items: start;
  }

  .footer-legal {
    gap: 0;
  }

  .icp-link,
  .footer-bottom > a {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }

  .icp-link {
    color: rgba(255, 255, 255, 0.52);
    font-size: 11px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}