:root{
  --color-space:#0B1D3A;
  --color-electric:#1E3A8A;
  --color-orange:#FF6B35;
  --color-silver:#C0C0C0;
  --color-white:#FFFFFF;
  --color-cloud:#E5E7EB;
  --color-abyss:#0A1428;
  --color-glass:rgba(11,29,58,0.8);
  --grad-main:linear-gradient(135deg, #0B1D3A 0%, #1E3A8A 100%);
  --font-head:Impact, Haettenschweiler, "Arial Narrow Bold", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body:-apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --container-width:1200px;
  --space-xl:80px;
  --space-lg:56px;
  --space-md:32px;
  --space-sm:16px;
}
*,
*::before,
*::after{ box-sizing:border-box; }
html{
  scroll-behavior:smooth;
}
body{
  margin:0;
  background:var(--color-space);
  color:var(--color-white);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,p,ul,ol,figure{
  margin:0;
  padding:0;
}
ul,ol{ list-style:none; }
a{
  color:inherit;
  text-decoration:none;
}
img{
  max-width:100%;
  display:block;
}
button{
  font:inherit;
  border:0;
  background:none;
  cursor:pointer;
}
address{ font-style:normal; }

:focus-visible{
  outline:3px solid var(--color-orange);
  outline-offset:3px;
  border-radius:4px;
}
.skip-link{
  position:fixed;
  top:-80px;
  left:16px;
  z-index:2000;
  background:var(--color-orange);
  color:var(--color-white);
  padding:10px 18px;
  border-radius:0 0 8px 8px;
  font-weight:700;
  transition:top .25s ease;
}
.skip-link:focus{
  top:0;
}

.progress-line{
  position:fixed;
  top:0;
  left:0;
  height:4px;
  width:0;
  background:var(--color-orange);
  z-index:1500;
  box-shadow:0 0 12px rgba(255,107,53,.6);
  pointer-events:none;
  transition:width .08s linear;
}

.container{
  width:min(calc(100% - 40px), var(--container-width));
  margin-inline:auto;
}
.section{
  padding-block:var(--space-lg);
}
.section-head{
  margin-bottom:var(--space-md);
}
.section-kicker{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--color-orange);
  font-size:13px;
  letter-spacing:.14em;
  text-transform:uppercase;
  font-weight:700;
}
.section-kicker::before{
  content:"";
  width:28px;
  height:2px;
  background:var(--color-orange);
  display:inline-block;
}
.glass-panel{
  background:var(--color-glass);
  border:1px solid rgba(192,192,192,.22);
  border-radius:20px;
  padding:clamp(20px, 4vw, 42px);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  box-shadow:0 24px 60px rgba(2,6,23,.35);
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:46px;
  padding:0 26px;
  border-radius:999px;
  background:transparent;
  border:1px solid var(--color-silver);
  color:var(--color-white);
  font-weight:600;
  font-size:15px;
  white-space:nowrap;
  transition:background .25s ease,border-color .25s ease,transform .2s ease,box-shadow .25s ease;
}
.btn-primary{
  background:var(--color-orange);
  border-color:var(--color-orange);
  color:var(--color-white);
  box-shadow:0 8px 24px rgba(255,107,53,.28);
}
.btn-ghost{
  border-color:rgba(192,192,192,.5);
}
.btn:hover{
  transform:translateY(-2px);
}
.btn-primary:hover{
  background:#ff7f4d;
  box-shadow:0 12px 28px rgba(255,107,53,.38);
}
.btn-ghost:hover{
  border-color:var(--color-white);
  background:rgba(255,255,255,.06);
}

.breadcrumbs{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  font-size:14px;
  color:var(--color-cloud);
  margin-bottom:20px;
}
.breadcrumbs .crumb-sep{
  color:var(--color-electric);
  font-weight:700;
}

.site-header{
  position:fixed;
  top:14px;
  left:0;
  right:0;
  z-index:1200;
  pointer-events:none;
}
.nav-shell{
  pointer-events:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  background:var(--color-glass);
  border:1px solid rgba(192,192,192,.28);
  border-radius:999px;
  padding:8px 10px 8px 18px;
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  box-shadow:0 14px 40px rgba(1,4,18,.4);
}
.nav-brand{
  display:flex;
  align-items:center;
  gap:12px;
  color:var(--color-white);
  font-weight:700;
  font-size:18px;
}
.brand-mark{
  position:relative;
  width:34px;
  height:34px;
  display:block;
}
.brand-core{
  position:absolute;
  inset:8px;
  background:var(--color-orange);
  border-radius:50%;
  box-shadow:0 0 0 0 rgba(255,107,53,.5);
}
.brand-ring{
  position:absolute;
  inset:0;
  border-radius:50%;
  border:1px solid var(--color-silver);
  animation:brand-pulse 3s infinite ease-in-out;
}
@keyframes brand-pulse{
  0%,100%{ transform:scale(.95); opacity:.6; }
  50%{ transform:scale(1.05); opacity:1; }
}
.nav-primary{
  display:flex;
  align-items:center;
  gap:4px;
}
.nav-link{
  display:block;
  padding:8px 18px;
  border-radius:999px;
  color:var(--color-cloud);
  font-size:14px;
  font-weight:500;
  letter-spacing:.02em;
  transition:background .22s ease,color .22s ease,transform .2s ease;
}
.nav-link:hover{
  background:rgba(255,255,255,.08);
  color:var(--color-white);
  transform:translateY(-1px);
}
.nav-link[aria-current="page"]{
  background:var(--color-orange);
  color:var(--color-white);
  font-weight:700;
  box-shadow:0 6px 18px rgba(255,107,53,.34);
}
.nav-trigger{
  display:none;
  width:44px;
  height:44px;
  border-radius:50%;
  border:1px solid rgba(192,192,192,.3);
  background:rgba(255,255,255,.04);
  position:relative;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
}
.trigger-bar{
  width:18px;
  height:2px;
  background:var(--color-white);
  border-radius:2px;
  transition:transform .3s ease,opacity .3s ease;
}

.site-footer{
  background:var(--color-abyss);
  border-top:1px solid rgba(192,192,192,.18);
  margin-top:var(--space-xl);
  padding:56px 0 32px;
  position:relative;
}
.footer-major{
  display:grid;
  grid-template-columns:1.2fr .8fr 1fr;
  gap:48px;
  padding-bottom:44px;
}
.footer-brand{
  font-family:var(--font-head);
  font-size:32px;
  letter-spacing:.02em;
  color:var(--color-white);
}
.footer-tagline{
  max-width:34ch;
  color:var(--color-cloud);
  font-size:14px;
  margin-top:14px;
  letter-spacing:.03em;
  line-height:1.8;
}
.pulse-legend{
  display:flex;
  align-items:end;
  gap:5px;
  height:38px;
  margin-top:24px;
  width:min(220px,100%);
}
.signal-line{
  flex:1;
  height:2px;
  background:var(--color-silver);
  opacity:.7;
  align-self:center;
}
.signal-bar{
  width:7px;
  background:var(--color-orange);
  border-radius:2px;
  opacity:.75;
}
.signal-bar:nth-of-type(1){
  height:12px;
}
.signal-bar:nth-of-type(2){
  height:24px;
}
.signal-bar:nth-of-type(3){
  height:34px;
}
.footer-title{
  color:var(--color-white);
  font-size:14px;
  font-weight:700;
  letter-spacing:.14em;
  text-transform:uppercase;
  margin-bottom:16px;
}
.footer-link{
  display:block;
  color:var(--color-cloud);
  font-size:14px;
  margin-bottom:8px;
  padding-block:3px;
  transition:color .2s ease,padding-left .2s ease;
}
.footer-link:hover{
  color:var(--color-orange);
  padding-left:6px;
}
.footer-note{
  color:var(--color-cloud);
  font-size:14px;
  margin-bottom:8px;
}
.footer-response{
  color:var(--color-silver);
  font-size:13px;
  margin-top:12px;
  padding-top:10px;
  border-top:1px solid rgba(192,192,192,.16);
}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  border-top:1px solid rgba(192,192,192,.14);
  padding-top:22px;
  font-size:13px;
  color:var(--color-silver);
}
.bottom-copy,
.bottom-icp{
  margin:0;
}
.bottom-link{
  color:var(--color-cloud);
  border-bottom:1px solid rgba(255,255,255,.3);
}
.bottom-link:hover{
  color:var(--color-orange);
  border-color:var(--color-orange);
}

.figure-frame{
  position:relative;
  border-radius:18px;
  overflow:hidden;
  background:var(--grad-main);
  min-height:240px;
}
.figure-frame::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(var(--color-silver) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-silver) 1px, transparent 1px);
  background-size:28px 28px;
  opacity:.14;
  mask-image:radial-gradient(circle at center, black, transparent 80%);
  -webkit-mask-image:radial-gradient(circle at center, black, transparent 80%);
}
.figure-frame::after{
  content:"DATA PULSE";
  position:absolute;
  right:14px;
  bottom:10px;
  font-family:var(--font-head);
  font-size:12px;
  letter-spacing:.2em;
  color:rgba(255,255,255,.32);
}
.figure-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
}
.figure-item{
  border-radius:14px;
  background:linear-gradient(145deg, #16294a, #0B1D3A);
  border:1px solid rgba(192,192,192,.18);
  min-height:160px;
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--color-silver);
  font-size:13px;
  letter-spacing:.08em;
  padding:14px;
}

.to-top{
  position:fixed;
  right:18px;
  bottom:18px;
  width:48px;
  height:48px;
  border-radius:50%;
  background:var(--color-orange);
  border:1px solid rgba(255,255,255,.2);
  color:var(--color-white);
  box-shadow:0 10px 26px rgba(255,107,53,.38);
  z-index:1300;
  display:flex;
  align-items:center;
  justify-content:center;
  opacity:0;
  visibility:hidden;
  transform:translateY(14px);
  transition:opacity .28s ease,transform .28s ease,visibility .28s ease;
}
.to-top.is-visible{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
}
.to-top-icon{
  width:9px;
  height:14px;
  border-left:2px solid var(--color-white);
  border-top:2px solid var(--color-white);
  transform:rotate(45deg) translateY(2px);
  display:block;
}

@media (max-width: 992px){
  .footer-major{
    grid-template-columns:1fr 1fr;
    gap:32px;
  }
  .footer-visit{
    grid-column:1/-1;
  }
  .figure-grid{
    grid-template-columns:1fr 1fr;
  }
}

@media (max-width: 720px){
  .section{
    padding-block:36px;
  }
  .site-header{
    top:8px;
  }
  .nav-shell{
    border-radius:24px;
    padding:8px 10px;
  }
  .nav-trigger{
    display:flex;
  }
  .nav-primary{
    position:fixed;
    top:calc(100% + 8px);
    left:8px;
    right:8px;
    background:var(--color-glass);
    -webkit-backdrop-filter:blur(20px);
    backdrop-filter:blur(20px);
    border:1px solid rgba(192,192,192,.22);
    border-radius:20px;
    padding:16px;
    flex-direction:column;
    align-items:stretch;
    gap:8px;
    box-shadow:0 18px 48px rgba(1,4,18,.5);
    opacity:0;
    visibility:hidden;
    transform:translateY(-10px);
    transition:opacity .24s ease,transform .24s ease,visibility .24s ease;
    pointer-events:none;
  }
  .nav-primary[data-open]{
    opacity:1;
    visibility:visible;
    transform:translateY(0);
    pointer-events:auto;
  }
  .nav-link{
    padding:12px 18px;
    text-align:center;
    font-size:16px;
  }
  .nav-trigger[aria-expanded="true"] .trigger-bar:nth-child(1){
    transform:translateY(7px) rotate(45deg);
  }
  .nav-trigger[aria-expanded="true"] .trigger-bar:nth-child(2){
    opacity:0;
  }
  .nav-trigger[aria-expanded="true"] .trigger-bar:nth-child(3){
    transform:translateY(-7px) rotate(-45deg);
  }
  .footer-major{
    grid-template-columns:1fr;
    gap:28px;
  }
  .footer-bottom{
    flex-direction:column;
    text-align:center;
  }
  .figure-grid{
    grid-template-columns:1fr;
  }
  .figure-item{
    min-height:120px;
  }
}

@media (max-width: 420px){
  .container{
    width:calc(100% - 24px);
  }
  .nav-brand{
    font-size:16px;
  }
  .brand-mark{
    width:30px;
    height:30px;
  }
}

@media (prefers-reduced-motion: reduce){
  html{
    scroll-behavior:auto;
  }
  *,
  *::before,
  *::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
  }
  .progress-line{
    transition:none;
  }
  .brand-ring{
    animation:none;
    transform:scale(.98);
  }
}