:root {
  color-scheme:light;
  --blue:#2468eb;
  --navy:#152d54;
  --muted:#728097;
  --line:#e6edf7;
  --light:#f3f7ff;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--navy);
  font-synthesis:none;
}

* {
  box-sizing:border-box;
}

html {
  scroll-behavior:smooth;
  scroll-padding-top:32px;
}

body {
  margin:0;
  background:#fff;
}

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

button {
  font:inherit;
}

a:focus-visible,button:focus-visible {
  outline:3px solid #143f94;
  outline-offset:6px;
}

img {
  display:block;
  object-fit:cover;
}

.container {
  width:min(1160px,calc(100% - 80px));
  margin-inline:auto;
}

.site-header {
  height:90px;
  border-bottom:1px solid #edf2fa;
  background:#fff;
}

.header-inner {
  height:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
}

.brand {
  display:inline-flex;
  align-items:center;
  gap:12px;
  font-size:21px;
  font-weight:750;
  letter-spacing:1px;
}

.brand img {
  border-radius:11px;
  box-shadow:0 4px 12px #162f4b10;
}

.header-inner nav {
  display:flex;
  align-items:center;
  gap:35px;
  font-size:13px;
  color:#5b6d87;
}

.header-inner nav a:hover {
  color:var(--blue);
}

.header-inner nav a span {
  margin-left:8px;
}

.platform {
  display:flex;
  gap:9px;
  align-items:center;
}

.platform i {
  height:7px;
  width:7px;
  background:var(--blue);
  border-radius:50%;
  box-shadow:0 0 0 4px #edf3ff;
}

.hero {
  position:relative;
  overflow:hidden;
  background:radial-gradient(ellipse at 77% 44%,#dceaff 0,transparent 49%),linear-gradient(115deg,#f8faff 5%,#f2f7ff 60%,#eef5ff 100%);
}

.hero-grid {
  min-height:665px;
  display:grid;
  grid-template-columns:1.12fr 1fr;
  align-items:center;
  gap:28px;
}

.hero-copy {
  padding:60px 0;
}

.eyebrow {
  display:flex;
  align-items:center;
  gap:12px;
  color:var(--blue);
  font-size:12px;
  font-weight:650;
  letter-spacing:2px;
  margin:0 0 24px;
}

.eyebrow>span {
  height:2px;
  width:25px;
  background:var(--blue);
}

h1 {
  font-size:clamp(38px,4.3vw,57px);
  line-height:1.35;
  letter-spacing:-1.8px;
  margin:0;
  font-weight:800;
}

h1 em {
  font-style:normal;
  color:var(--blue);
}

.intro {
  color:#63758f;
  font-size:16px;
  line-height:1.95;
  margin:24px 0 28px;
}

.app-meta {
  display:flex;
  margin:0 0 30px;
  gap:0;
}

.app-meta>div {
  padding:0 25px;
  border-left:1px solid #dbe4f3;
}

.app-meta>div:first-child {
  padding-left:0;
  border:0;
}

.app-meta dt {
  font-size:11px;
  color:#73839b;
  margin-bottom:6px;
}

.app-meta dd {
  margin:0;
  font-size:13px;
  font-weight:600;
  font-variant-numeric:tabular-nums;
}

.download-button {
  display:inline-flex;
  align-items:center;
  gap:16px;
  min-width:238px;
  min-height:72px;
  padding:14px 22px;
  border:0;
  border-radius:14px;
  color:white;
  background:var(--blue);
  box-shadow:0 12px 28px #2468eb29;
  transition:transform .2s,background .2s;
}

.download-button:hover {
  background:#1758d5;
  transform:translateY(-2px);
}

.download-button svg {
  width:27px;
  height:27px;
}

.download-button>span {
  font-size:18px;
  font-weight:650;
}

.download-button small {
  display:block;
  font-size:9px;
  letter-spacing:1.3px;
  font-weight:500;
  margin-bottom:4px;
  opacity:.8;
}

.download-button .button-arrow {
  margin-left:auto;
  padding-left:18px;
  font-size:24px;
  font-weight:400;
}

.download-button:disabled {
  background:#8292aa;
  box-shadow:none;
  cursor:not-allowed;
  transform:none;
}

.download-status {
  font-size:12px;
  color:#6b7e9a;
  margin:18px 0 7px;
  line-height:1.6;
}

.device-note {
  font-size:11px;
  color:#7b899e;
  margin:0;
  line-height:1.8;
  max-width:440px;
}

.device-note.notice {
  color:#245ca3;
  font-size:12px;
}

.hero-art {
  height:570px;
  position:relative;
  display:flex;
  align-items:center;
  justify-content:center;
}

.orbit {
  position:absolute;
  border:1px solid #c6dafa80;
  border-radius:50%;
  width:450px;
  height:450px;
  left:50%;
  top:50%;
  transform:translate(-50%,-50%);
}

.orbit-two {
  width:550px;
  height:550px;
  border-style:dashed;
  opacity:.65;
}

.orbit-one:after {
  content:"";
  position:absolute;
  background:#87b3ff;
  width:9px;
  height:9px;
  left:57px;
  top:64px;
  border-radius:50%;
}

.spark {
  position:absolute;
  font-weight:200;
  font-size:27px;
  color:#8ab2fa;
}

.spark-one {
  left:30px;
  bottom:95px;
}

.spark-two {
  right:26px;
  top:64px;
}

.phone {
  width:265px;
  height:510px;
  background:#19345a;
  padding:7px;
  border-radius:40px;
  transform:rotate(7deg);
  box-shadow:16px 26px 55px #2c55842b;
  position:relative;
}

.phone-screen {
  height:100%;
  border-radius:33px;
  overflow:hidden;
  position:relative;
  background:#fff;
}

.camera {
  position:absolute;
  top:10px;
  left:50%;
  transform:translateX(-50%);
  background:#19345a;
  border-radius:20px;
  width:72px;
  height:17px;
}

.phone-status {
  background:#2468eb;
  color:#fff;
  padding:17px 20px 0;
  display:flex;
  justify-content:space-between;
  font-size:8px;
  height:45px;
}

.phone-heading {
  display:flex;
  gap:11px;
  align-items:center;
  padding:21px 18px 25px;
  background:linear-gradient(145deg,#2468eb,#4d87f6);
  color:#fff;
}

.phone-heading img {
  border-radius:12px;
  width:39px;
  height:39px;
}

.phone-heading strong {
  font-size:17px;
  letter-spacing:1px;
}

.phone-heading small {
  display:block;
  font-size:8px;
  opacity:.8;
  margin-top:6px;
}

.phone-body {
  padding:18px 16px;
}

.message-heading {
  font-size:12px;
  font-weight:650;
  display:flex;
  justify-content:space-between;
  margin-bottom:10px;
}

.message-heading>span {
  font-size:16px;
  color:#7286a1;
}

.chat-row {
  position:relative;
  display:flex;
  gap:9px;
  align-items:center;
  border-bottom:1px solid #edf1f6;
  padding:14px 0;
}

.avatar {
  height:33px;
  width:33px;
  flex-shrink:0;
  display:grid;
  place-items:center;
  border-radius:10px;
  font-size:13px;
}

.blue {
  background:#e6efff;
  color:#2468eb;
}

.sky {
  background:#e6f5fc;
  color:#3e93bc;
}

.violet {
  background:#eeebff;
  color:#8874d0;
}

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

.chat-row p {
  font-size:8px;
  color:#8b96a6;
  margin:5px 0 0;
}

.chat-row time {
  position:absolute;
  right:0;
  top:18px;
  font-size:6px;
  color:#a2aaba;
}

.phone-greeting {
  padding:14px 0 0 8px;
  color:#a1b6d7;
  position:relative;
}

.phone-greeting>span {
  font-family:Georgia,serif;
  font-size:38px;
  line-height:1;
}

.phone-greeting p {
  font-size:11px;
  line-height:1.8;
  margin:-12px 0 0 20px;
  letter-spacing:1px;
}

.phone-greeting i {
  display:block;
  height:2px;
  width:20px;
  background:#c5d8f4;
  margin:12px 0 0 20px;
}

.phone-nav {
  position:absolute;
  bottom:14px;
  left:0;
  right:0;
  border-top:1px solid #f0f3f8;
  display:flex;
  justify-content:space-around;
  padding-top:10px;
  color:#a3adbc;
  font-size:19px;
  text-align:center;
  background:#fff;
}

.phone-nav small {
  display:block;
  font-size:7px;
  margin-top:1px;
}

.phone-nav .active {
  color:var(--blue);
}

.home-indicator {
  position:absolute;
  bottom:5px;
  left:50%;
  transform:translateX(-50%);
  width:72px;
  height:3px;
  border-radius:3px;
  background:#dae1ec;
}

.float-card {
  position:absolute;
  z-index:2;
  display:flex;
  align-items:center;
  gap:10px;
  padding:16px 18px;
  border:1px solid #fff;
  border-radius:16px;
  background:#ffffffed;
  box-shadow:0 15px 35px #3b659e18;
  backdrop-filter:blur(10px);
}

.float-card strong {
  display:block;
  font-size:12px;
}

.float-card small {
  display:block;
  color:#8b98ad;
  font-size:9px;
  margin-top:5px;
}

.connected {
  left:-6px;
  top:133px;
}

.float-symbol {
  display:grid;
  place-items:center;
  background:#edf4ff;
  color:var(--blue);
  width:30px;
  height:33px;
  border-radius:9px;
  font-size:19px;
}

.notification {
  right:-15px;
  bottom:87px;
}

.notification-icon {
  display:grid;
  place-items:center;
  background:var(--blue);
  color:#fff;
  width:32px;
  height:32px;
  border-radius:10px;
  font-size:20px;
}

.art-caption {
  position:absolute;
  bottom:4px;
  font-size:9px;
  letter-spacing:1px;
  color:#8da3c2;
}

.features {
  padding-block:76px 80px;
}

.section-heading {
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  margin-bottom:32px;
  gap:20px;
}

.section-heading .eyebrow {
  font-size:10px;
  margin-bottom:12px;
  letter-spacing:2.2px;
}

h2 {
  font-size:29px;
  letter-spacing:-.5px;
  margin:0;
  font-weight:750;
}

.section-heading>p {
  font-size:13px;
  color:var(--muted);
  margin:0 0 4px;
}

.feature-grid {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}

.feature-card {
  border:1px solid var(--line);
  border-radius:18px;
  padding:28px;
  position:relative;
  background:linear-gradient(145deg,#fff,#fafcff);
}

.feature-icon {
  display:grid;
  place-items:center;
  width:43px;
  height:43px;
  border-radius:12px;
  background:#eaf1ff;
  color:var(--blue);
  font-size:25px;
}

.feature-number {
  position:absolute;
  right:26px;
  top:29px;
  font-size:12px;
  color:#b1bed1;
  letter-spacing:1px;
}

.feature-card h3 {
  font-size:18px;
  margin:24px 0 12px;
}

.feature-card p {
  font-size:13px;
  line-height:1.9;
  margin:0;
  color:var(--muted);
}

.guide-wrap {
  background:#f5f8fd;
  border-block:1px solid #edf2fa;
  padding:58px 0 42px;
}

.guide-badge {
  font-size:11px;
  color:#6c819f;
  border:1px solid #dce6f6;
  border-radius:30px;
  padding:8px 13px;
}

.steps {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:30px;
  list-style:none;
  padding:8px 0 24px;
  margin:0;
}

.steps li {
  display:flex;
  gap:16px;
}

.step-number {
  border:1px solid #d9e5fa;
  flex-shrink:0;
  border-radius:50%;
  width:39px;
  height:39px;
  display:grid;
  place-items:center;
  background:#fff;
  color:var(--blue);
  font-size:13px;
  font-weight:600;
}

.steps h3 {
  font-size:16px;
  margin:9px 0 12px;
}

.steps p {
  font-size:12px;
  line-height:1.9;
  color:var(--muted);
  margin:0;
}

.install-tip {
  padding-top:23px;
  border-top:1px solid #e3eaf5;
  font-size:12px;
  color:#7d8ca3;
  margin:0;
  line-height:1.8;
}

.install-tip span {
  color:#5c86c7;
  margin-right:7px;
}

.footer {
  display:flex;
  align-items:center;
  gap:24px;
  padding-block:27px;
}

.footer .brand {
  font-size:16px;
  gap:9px;
}

.footer .brand img {
  border-radius:7px;
}

.footer p {
  font-size:11px;
  color:#8a97a9;
}

.footer small {
  margin-left:auto;
  font-size:10px;
  color:#94a0b2;
}

@media(min-width:1500px) {
  .hero-grid {
    min-height:710px;
  }
  .hero-art {
    height:610px;
  }
}

@media(max-width:1000px) {
  .container {
    width:calc(100% - 48px);
  }
  .hero-grid {
    grid-template-columns:1.1fr 1fr;
    gap:0;
    min-height:620px;
  }
  h1 {
    font-size:41px;
  }
  .hero-art {
    transform:scale(.85);
    transform-origin:center;
  }
  .app-meta>div {
    padding-inline:17px;
  }
  .connected {
    left:-30px;
  }
  .notification {
    right:-35px;
  }
  .section-heading>p {
    max-width:210px;
    line-height:1.8;
  }
  .feature-card {
    padding:22px;
  }
  .feature-card p {
    font-size:12px;
  }
}

@media(max-width:700px) {
  .container {
    width:calc(100% - 40px);
  }
  .site-header {
    height:74px;
  }
  .brand {
    font-size:18px;
    gap:9px;
  }
  .brand img {
    width:36px;
    height:36px;
  }
  .header-inner nav {
    font-size:11px;
  }
  .platform {
    display:none;
  }
  .hero-grid {
    display:flex;
    flex-direction:column;
    gap:0;
  }
  .hero-copy {
    padding:43px 0 0;
    width:100%;
    text-align:center;
  }
  .eyebrow {
    justify-content:center;
    font-size:10px;
    letter-spacing:1.5px;
    margin-bottom:20px;
  }
  h1 {
    font-size:clamp(30px,8.4vw,45px);
    letter-spacing:-1px;
    line-height:1.4;
  }
  .intro {
    font-size:13px;
    line-height:1.9;
    margin:20px 0 24px;
  }
  .app-meta {
    justify-content:center;
    margin-bottom:26px;
  }
  .app-meta>div {
    padding-inline:19px;
    text-align:left;
  }
  .app-meta dt {
    font-size:10px;
  }
  .app-meta dd {
    font-size:12px;
  }
  .download-button {
    min-width:254px;
    text-align:left;
    min-height:68px;
  }
  .device-note {
    max-width:100%;
    font-size:10px;
  }
  .download-status {
    font-size:11px;
    margin-top:16px;
  }
  .hero-art {
    width:100%;
    height:480px;
    margin-top:2px;
    transform:scale(.82);
    margin-bottom:-45px;
  }
  .orbit-one {
    width:390px;
    height:390px;
  }
  .orbit-two {
    width:475px;
    height:475px;
  }
  .connected {
    left:-3px;
    top:93px;
    padding:13px;
  }
  .notification {
    right:-7px;
    bottom:50px;
    padding:13px;
  }
  .art-caption {
    bottom:-30px;
  }
  .spark-one {
    left:0;
  }
  .spark-two {
    right:0;
  }
  .features {
    padding-block:49px;
  }
  .section-heading {
    display:block;
    margin-bottom:24px;
  }
  .section-heading .eyebrow {
    justify-content:flex-start;
    font-size:9px;
  }
  .section-heading>p {
    max-width:none;
    margin-top:12px;
    font-size:12px;
  }
  h2 {
    font-size:24px;
  }
  .feature-grid {
    grid-template-columns:1fr;
    gap:13px;
  }
  .feature-card {
    padding:23px 22px 23px 82px;
    min-height:128px;
  }
  .feature-icon {
    position:absolute;
    left:22px;
    top:25px;
    width:41px;
    height:41px;
  }
  .feature-card h3 {
    font-size:16px;
    margin:0 0 10px;
  }
  .feature-number {
    top:26px;
    right:20px;
    font-size:10px;
  }
  .feature-card p {
    font-size:12px;
  }
  .guide-wrap {
    padding:40px 0 30px;
  }
  .guide-badge {
    display:inline-block;
    margin-top:17px;
    font-size:10px;
  }
  .steps {
    grid-template-columns:1fr;
    gap:25px;
    padding-top:2px;
  }
  .steps li {
    gap:17px;
  }
  .steps h3 {
    margin-top:8px;
    margin-bottom:7px;
    font-size:15px;
  }
  .steps p br {
    display:none;
  }
  .steps p {
    font-size:12px;
  }
  .install-tip {
    font-size:11px;
  }
  .footer {
    gap:12px;
    flex-wrap:wrap;
    padding-block:24px;
  }
  .footer .brand {
    font-size:14px;
  }
  .footer .brand img {
    width:26px;
    height:26px;
  }
  .footer p {
    display:none;
  }
  .footer small {
    font-size:9px;
  }
}

@media(prefers-reduced-motion:reduce) {
  html {
    scroll-behavior:auto;
  }
  .download-button {
    transition:none;
  }
}