:root {
  --ink: #061833;
  --ink-soft: #41526a;
  --blue: #1d7cff;
  --cyan: #27cce2;
  --aqua: #4ee3c1;
  --line: rgba(12, 81, 168, .14);
  --surface: #f4f8ff;
  --white: #ffffff;
  --dark: #04142d;
  --shadow: 0 22px 60px rgba(17, 74, 146, .12);
  --wrap: min(1640px, calc(100% - 64px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--white);
  font-family: "Microsoft YaHei UI", "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
body::selection { background: rgba(35, 134, 255, .24); }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.site-noise {
  position: fixed;
  inset: 0;
  z-index: 20;
  pointer-events: none;
  opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
}
.section-shell { width: var(--wrap); margin-inline: auto; }
.topbar {
  height: 84px;
  width: var(--wrap);
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  z-index: 5;
}
.brand { display: inline-flex; align-items: center; gap: 11px; min-width: max-content; }
.brand-mark {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  color: #fff;
  background: linear-gradient(135deg, #13d4e3 0%, #1777f1 62%, #0c52c7 100%);
  box-shadow: 0 7px 18px rgba(20, 117, 235, .28);
}
.brand-mark svg { width: 29px; }
.brand strong { display: block; font-size: 15px; line-height: 1.12; letter-spacing: 0; }
.brand small { display: block; margin-top: 4px; font-size: 8px; font-weight: 800; letter-spacing: 0; color: #8da0b9; }
.desktop-nav { display: flex; align-items: center; gap: 34px; margin-left: auto; margin-right: 38px; }
.desktop-nav a { font-size: 14px; color: #53627a; transition: color .25s ease; }
.desktop-nav a:hover { color: var(--blue); }
.nav-cta, .button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  border: 0;
  border-radius: 4px;
  font: inherit;
  cursor: pointer;
}
.nav-cta {
  height: 38px;
  padding: 0 16px;
  color: #fff;
  font-size: 13px;
  background: var(--ink);
  box-shadow: 0 9px 20px rgba(4, 20, 45, .16);
}
.nav-cta span, .button span { font-size: 18px; line-height: 1; }
.menu-button { display: none; width: 40px; height: 40px; padding: 0; border: 0; background: transparent; }
.menu-button span { display: block; width: 22px; height: 2px; margin: 5px auto; background: var(--ink); }

.hero {
  min-height: max(690px, calc(100svh - 84px));
  display: grid;
  grid-template-columns: .89fr 1.11fr;
  align-items: center;
  gap: 28px;
  padding: 58px 0 75px;
  overflow: clip;
}
.eyebrow { margin: 0 0 18px; font-size: 11px; font-weight: 800; letter-spacing: 0; color: #2589f6; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 25px; font-size: 62px; line-height: 1.13; letter-spacing: 0; }
h1 strong, h2 strong { color: var(--blue); font-weight: 800; }
.hero-lede { max-width: 455px; margin-bottom: 31px; color: var(--ink-soft); font-size: 16px; line-height: 1.85; }
.hero-actions { display: flex; align-items: center; gap: 24px; }
.button-primary { min-height: 50px; padding: 0 23px; color: #fff; font-weight: 700; background: linear-gradient(120deg, #126df0 0%, #218dff 100%); box-shadow: 0 14px 25px rgba(29, 124, 255, .25); transition: transform .25s ease, box-shadow .25s ease; }
.button-primary:hover { transform: translateY(-3px); box-shadow: 0 18px 30px rgba(29, 124, 255, .35); }
.text-link { font-size: 14px; font-weight: 700; color: #334d72; }
.text-link span { margin-left: 8px; color: var(--blue); font-size: 18px; }
.hero-facts { display: flex; gap: 33px; margin: 54px 0 0; }
.hero-facts div { position: relative; }
.hero-facts div + div::before { content: ""; position: absolute; left: -17px; top: 4px; width: 1px; height: 37px; background: var(--line); }
.hero-facts dt { margin-bottom: 6px; font-size: 22px; font-weight: 850; letter-spacing: 0; }
.hero-facts dd { margin: 0; color: #7988a0; font-size: 12px; }
.hero-visual { position: relative; min-height: 455px; isolation: isolate; }
.hero-image-frame {
  position: absolute;
  top: 31px; right: -95px; left: 15px;
  z-index: 2;
  overflow: hidden;
  border-radius: 4px;
  transform: perspective(1300px) rotateY(-4deg) rotateX(2deg);
  box-shadow: -24px 28px 64px rgba(11, 72, 150, .19);
}
.hero-image-frame::after { content:""; position:absolute; inset:0; border: 1px solid rgba(255,255,255,.75); pointer-events:none; }
.hero-image-frame img { width: 100%; aspect-ratio: 1.56; object-fit: cover; object-position: 50% 20%; }
.tech-ring { position: absolute; z-index: 0; border: 1px solid rgba(30, 141, 252, .2); border-radius: 50%; }
.ring-a { width: 470px; height: 470px; right: -100px; top: -23px; border-right-color: transparent; animation: rotate 24s linear infinite; }
.ring-b { width: 310px; height: 310px; left: -23px; bottom: -16px; border-left-color: transparent; animation: rotate-reverse 17s linear infinite; }
.hero-glow { position: absolute; z-index: 1; width: 250px; height: 250px; right: 12px; bottom: -35px; background: #59ddff; filter: blur(70px); opacity: .18; }
.card-float { position: absolute; z-index: 3; display: flex; align-items: center; gap: 9px; padding: 12px 14px; border: 1px solid rgba(255,255,255,.7); background: rgba(255,255,255,.89); box-shadow: 0 16px 32px rgba(11, 66, 130, .16); backdrop-filter: blur(12px); }
.floating-status { top: 3px; right: -22px; min-width: 202px; font-size: 12px; color: #52627a; }
.floating-status strong { margin-left: auto; color: #0874f5; font-size: 17px; }
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: #20ce9b; box-shadow: 0 0 0 5px rgba(32,206,155,.15); }
.floating-pulse { bottom: -17px; left: -27px; min-width: 175px; }
.pulse-icon { display: grid; place-items:center; width: 29px; height:29px; border-radius: 50%; color: #fff; background: #177af6; box-shadow: 0 0 0 7px rgba(23,122,246,.1); font-size: 23px; }
.floating-pulse small { display:block; color: #8390a5; font-size: 10px; }
.floating-pulse strong { display:block; margin-top: 2px; font-size: 13px; }

.capabilities { padding: 106px 0 123px; }
.section-intro { display: grid; grid-template-columns: 1.15fr .85fr; column-gap: 40px; align-items:end; }
.section-intro .eyebrow, .section-intro h2 { grid-column: 1; }
.section-intro p:last-child { grid-column: 2; grid-row: 2; max-width: 360px; margin-bottom: 9px; color: var(--ink-soft); line-height: 1.8; }
h2 { margin-bottom: 0; font-size: 44px; line-height: 1.22; letter-spacing: 0; }
.capability-grid { display: grid; grid-template-columns: repeat(4,1fr); margin-top: 57px; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.capability-card { position: relative; min-height: 265px; padding: 28px 25px; border-bottom: 1px solid var(--line); border-right: 1px solid var(--line); background: #fff; transition: transform .3s ease, box-shadow .3s ease, background .3s ease; }
.capability-card:hover { z-index:2; background: #f9fbff; transform: translateY(-8px); box-shadow: var(--shadow); }
.card-index { display:block; color:#a9bdd9; font-size:12px; font-weight:800; letter-spacing:0; }
.capability-icon { display:grid; place-items:center; width:43px; height:43px; margin:36px 0 19px; border-radius:8px; color:#147af5; font-size:26px; background:#eaf4ff; }
.icon-wave { color:#20bb9d; background:#e8fbf6; }
.icon-grid { color:#e69a31; background:#fff5e6; }
.icon-shield { color:#8857ed; background:#f3edff; }
.capability-card h3 { margin-bottom: 11px; font-size: 18px; }
.capability-card p { margin-bottom:0; color:#728098; font-size:13px; line-height:1.75; }
.signal-band { padding: 21px 0; overflow:hidden; color: #74aef9; background: var(--dark); }
.signal-track { display:flex; align-items:center; width:max-content; animation: ticker 25s linear infinite; white-space:nowrap; }
.signal-track span { font-size:11px; font-weight:800; letter-spacing:0; }
.signal-track i { width:54px; height:1px; margin:0 28px; background:linear-gradient(90deg, transparent, #38a2fc); }

.feature-showcase { padding: 125px 0 136px; }
.showcase-heading { margin-bottom: 71px; }
.showcase-row { display:grid; grid-template-columns: .69fr 1.31fr; gap: 82px; align-items:center; min-height: 465px; padding: 55px 0; border-top:1px solid var(--line); }
.showcase-row.alternate { grid-template-columns: 1.31fr .69fr; }
.showcase-row.alternate .showcase-copy { order:2; }
.showcase-row.alternate .showcase-image { order:1; }
.showcase-number { display:block; margin-bottom:17px; color:#2789f4; font-size:11px; font-weight:800; letter-spacing:0; }
.showcase-copy h3 { margin-bottom:18px; font-size:36px; line-height:1.3; letter-spacing:0; }
.showcase-copy p { max-width:350px; color:var(--ink-soft); font-size:14px; line-height:1.9; }
.showcase-copy ul { display:grid; gap:10px; margin:25px 0 0; padding:0; list-style:none; color:#53637b; font-size:13px; }
.showcase-copy li::before { content:""; display:inline-block; width:6px; height:6px; margin:0 10px 2px 0; border-radius:50%; background:var(--blue); box-shadow:0 0 0 4px rgba(29,124,255,.12); }
.showcase-image { position:relative; overflow:hidden; background:#eff6ff; box-shadow:var(--shadow); }
.showcase-image::before { content:""; position:absolute; z-index:1; top:0; left:0; width:86px; height:2px; background:#24bdf1; }
.showcase-image img { width:100%; aspect-ratio:2/1; object-fit:cover; object-position:50% 50%; transition:transform .8s cubic-bezier(.2,.8,.2,1); }
.showcase-row:hover .showcase-image img { transform:scale(1.035); }
.showcase-image.image-landscape img { aspect-ratio:1.5/1; }
.image-caption { position:absolute; z-index:2; right:0; bottom:0; padding:9px 13px; color:#fff; background:rgba(4,20,45,.8); font-size:9px; font-weight:800; letter-spacing:0; }

.gallery-section { padding:116px 0 130px; background:var(--surface); }
.gallery-intro { display:flex; justify-content:space-between; align-items:end; gap:40px; margin-bottom:53px; }
.gallery-intro p:last-child { max-width:330px; margin-bottom:4px; color:var(--ink-soft); font-size:14px; line-height:1.85; }
.gallery-grid { display:grid; grid-template-columns: .8fr 1.15fr 1.15fr; gap:18px; align-items:start; }
.gallery-tile { position:relative; min-height:222px; overflow:hidden; background:#dceafb; }
.gallery-tile.tile-tall { grid-row:span 2; min-height: 462px; }
.gallery-tile img { width:100%; height:100%; min-height:inherit; object-fit:cover; transition:transform .7s cubic-bezier(.2,.8,.2,1); }
.gallery-tile.tile-tall img { object-position:50% 0; }
.gallery-tile:not(.tile-tall) img { aspect-ratio:2.04/1; }
.gallery-tile::after { content:""; position:absolute; inset:0; background:linear-gradient(0deg, rgba(2,25,61,.8), rgba(5,49,100,0) 57%); }
.gallery-tile:hover img { transform:scale(1.05); }
.tile-label { position:absolute; z-index:1; right:0; bottom:0; left:0; padding:23px 23px 21px; color:#fff; }
.tile-label span { display:inline-block; margin-bottom:9px; color:#8ed0ff; font-size:10px; font-weight:800; letter-spacing:0; }
.tile-label h3 { margin-bottom:4px; font-size:20px; }
.tile-label p { margin:0; color:#d4e8fe; font-size:12px; }

.mobile-section { display:grid; grid-template-columns:.82fr 1.18fr; align-items:center; gap:90px; padding:127px 0; overflow:hidden; }
.mobile-copy > p:not(.eyebrow) { max-width:420px; margin:23px 0 33px; color:var(--ink-soft); line-height:1.9; }
.mobile-points { display:grid; gap:0; border-top:1px solid var(--line); }
.mobile-points div { display:flex; align-items:center; gap:19px; padding:15px 0; border-bottom:1px solid var(--line); }
.mobile-points span { color:#2b8bfa; font-size:11px; font-weight:800; letter-spacing:0; }
.mobile-points p { margin:0; color:#77859b; font-size:13px; }
.mobile-points strong { margin-right:13px; color:#19365b; }
.mobile-visual { position:relative; padding:22px 0; }
.mobile-visual::before { content:""; position:absolute; inset:0 -110px 0 -20px; z-index:-2; background:radial-gradient(ellipse at center, #e2f5ff, transparent 67%); }
.mobile-visual img { position:relative; width:100%; transform:rotate(2deg); filter:drop-shadow(0 25px 37px rgba(10,84,173,.17)); }
.mobile-radar { position:absolute; z-index:-1; width:330px; height:330px; right:30px; top:50%; border:1px solid rgba(35,143,244,.22); border-radius:50%; transform:translateY(-50%); }
.mobile-radar::before, .mobile-radar::after { content:""; position:absolute; inset:18%; border:1px solid rgba(35,143,244,.18); border-radius:50%; }
.mobile-radar::after { inset:36%; }

.poster-section { width:100%; max-width:none; margin-inline:0; display:grid; grid-template-columns:.7fr 1.3fr; align-items:center; gap:60px; padding:74px max(32px, calc((100% - 1640px) / 2 + 32px)); color:#fff; background:linear-gradient(125deg, #051a3b, #0c428e 95%); overflow:hidden; }
.poster-copy { position:relative; z-index:1; }
.poster-copy .eyebrow { color:#75ceff; }
.poster-copy h2 { margin-bottom:18px; font-size:43px; }
.poster-copy h2 strong { color:#7bd7ff; }
.poster-copy > p:last-child { margin-bottom:0; color:#b3ceea; font-size:14px; line-height:1.8; }
.poster-image { position:relative; min-height:300px; }
.poster-image::before { content:""; position:absolute; inset:-80px 12% -80px -18%; border:1px solid rgba(117,207,255,.22); border-radius:50%; }
.poster-image img { position:relative; width:100%; box-shadow:0 22px 50px rgba(0,6,35,.34); }

footer { width:var(--wrap); min-height:106px; margin:auto; display:flex; align-items:center; justify-content:space-between; gap:20px; }
footer p { margin:0; color:#8a99ae; font-size:11px; letter-spacing:0; }

.reveal { opacity:0; transform:translateY(22px); transition:opacity .7s ease, transform .7s cubic-bezier(.2,.8,.2,1); }
.reveal.in-view { opacity:1; transform:none; }
@keyframes rotate { to { transform:rotate(360deg); } }
@keyframes rotate-reverse { to { transform:rotate(-360deg); } }
@keyframes ticker { to { transform:translateX(-50%); } }

@media (max-width: 960px) {
  :root { --wrap: min(100% - 40px, 720px); }
  .desktop-nav { display:none; }
  .desktop-nav.is-open {
    position:absolute;
    top:70px;
    right:0;
    left:0;
    display:grid;
    gap:0;
    margin:0;
    padding:10px 20px;
    border:1px solid #dce9f8;
    background:rgba(255,255,255,.97);
    box-shadow:0 16px 32px rgba(12,70,139,.14);
    backdrop-filter:blur(12px);
  }
  .desktop-nav.is-open a { padding:13px 0; border-bottom:1px solid #edf3fb; }
  .desktop-nav.is-open a:last-child { border-bottom:0; }
  .menu-button { display:block; margin-left:15px; }
  .nav-cta { margin-left:auto; }
  .hero { min-height:0; grid-template-columns:1fr; gap:31px; padding-top:38px; }
  h1 { font-size:54px; }
  h2 { font-size:40px; }
  .showcase-copy h3 { font-size:34px; }
  .poster-copy h2 { font-size:40px; }
  .hero-copy { max-width:620px; }
  .hero-visual { min-height:calc(var(--wrap) * .58); }
  .hero-image-frame { right:-28px; left:2px; }
  .floating-status { right:-2px; }
  .section-intro { grid-template-columns:1fr; }
  .section-intro p:last-child { grid-column:1; grid-row:auto; margin-top:19px; }
  .capability-grid { grid-template-columns:repeat(2,1fr); }
  .showcase-row, .showcase-row.alternate { grid-template-columns:1fr; gap:35px; }
  .showcase-row.alternate .showcase-copy, .showcase-row.alternate .showcase-image { order:initial; }
  .showcase-row.alternate .showcase-copy { order:0; }
  .gallery-grid { grid-template-columns:1fr 1fr; }
  .gallery-tile.tile-tall { grid-row:span 2; }
  .gallery-tile:last-child { grid-column:span 2; }
  .mobile-section { grid-template-columns:1fr; gap:42px; }
  .mobile-visual { max-width:680px; }
  .poster-section { grid-template-columns:1fr; gap:25px; padding:53px 44px; }
  .poster-image { min-height:0; }
}
@media (max-width: 560px) {
  :root { --wrap: calc(100% - 32px); }
  .topbar { height:70px; }
  .brand strong { font-size:13px; }
  .brand small { font-size:7px; }
  .brand-mark { width:32px; height:32px; border-radius:8px; }
  .brand-mark svg { width:26px; }
  .nav-cta { display:none; }
  h1 { font-size:42px; }
  h2 { font-size:32px; }
  .hero { padding:36px 0 62px; }
  .hero-lede { font-size:14px; }
  .hero-actions { flex-wrap:wrap; gap:19px; }
  .hero-facts { gap:20px; margin-top:38px; }
  .hero-facts div + div::before { left:-10px; }
  .hero-facts dt { font-size:18px; }
  .hero-facts dd { font-size:10px; }
  .hero-visual { min-height:245px; margin-right:0; }
  .hero-image-frame { top:22px; right:-17px; left:0; }
  .floating-status { min-width:150px; padding:8px 10px; font-size:10px; }
  .floating-status strong { font-size:13px; }
  .floating-pulse { bottom:-20px; left:-4px; min-width:147px; padding:9px; }
  .floating-pulse small { font-size:8px; }
  .floating-pulse strong { font-size:11px; }
  .pulse-icon { width:25px; height:25px; font-size:19px; }
  .ring-a { width:260px; height:260px; right:-40px; top:-20px; }
  .ring-b { width:190px; height:190px; }
  .capabilities { padding:75px 0; }
  .capability-grid { margin-top:37px; }
  .capability-card { min-height:231px; padding:20px 16px; }
  .capability-icon { width:38px; height:38px; margin:28px 0 16px; font-size:23px; }
  .capability-card h3 { font-size:15px; }
  .capability-card p { font-size:11px; }
  .signal-band { padding:15px 0; }
  .feature-showcase { padding:75px 0; }
  .showcase-heading { margin-bottom:37px; }
  .showcase-row { min-height:0; gap:27px; padding:40px 0; }
  .showcase-copy h3 { font-size:28px; }
  .showcase-copy p { font-size:13px; }
  .showcase-image.image-wide img, .showcase-image.image-landscape img { aspect-ratio:1.3/1; object-position:50% 50%; }
  .gallery-section { padding:75px 0; }
  .gallery-intro { display:block; margin-bottom:36px; }
  .gallery-intro p:last-child { margin-top:18px; font-size:13px; }
  .gallery-grid { gap:12px; }
  .gallery-tile { min-height:156px; }
  .gallery-tile.tile-tall { min-height:324px; }
  .tile-label { padding:16px 14px; }
  .tile-label h3 { font-size:15px; }
  .tile-label p { font-size:10px; }
  .mobile-section { padding:77px 0; }
  .mobile-copy > p:not(.eyebrow) { font-size:13px; }
  .mobile-visual { margin-right:-16px; }
  .mobile-radar { width:220px; height:220px; }
  .poster-section { width:100%; padding:58px 16px; }
  .poster-copy h2 { font-size:32px; }
  .poster-copy > p:last-child { font-size:13px; }
  footer { min-height:96px; align-items:flex-start; flex-direction:column; justify-content:center; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior:auto; }
  *, *::before, *::after { animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important; }
}