:root{
  --bg-deep:#0A192F;
  --bg-panel:#112240;
  --slate:#8892B0;
  --slate-light:#A8B2D1;
  --neon:#39FF14;
  --orange:#FF6B35;
  --yellow:#FFD166;
  --white:#E6F1FF;
  --cyan:#00C2FF;
  --red:#B3001B;
  --font-display:'Oswald','Anton','Impact',sans-serif;
  --font-body:'Noto Sans SC','Microsoft YaHei',sans-serif;
  --font-data:'JetBrains Mono','Fira Code',monospace;
  --maxw:1440px;
  --gutter:clamp(16px,4vw,56px);
  --radius:4px;
  --shadow:0 18px 40px rgba(0,0,0,.35);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg-deep);
  color:var(--slate);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--cyan);text-decoration:none;transition:color .2s}
a:hover{color:var(--white)}
ul,ol{list-style:none}
button{font-family:var(--font-body);cursor:pointer}
:focus-visible{
  outline:2px solid var(--neon);
  outline-offset:4px;
  border-radius:2px;
}
.skip-link{
  position:fixed;
  top:12px;
  left:12px;
  z-index:2000;
  background:var(--neon);
  color:#03101f;
  font-weight:700;
  padding:10px 18px;
  border-radius:var(--radius);
  transform:translateY(-160%);
  transition:transform .2s;
}
.skip-link:focus{
  transform:translateY(0);
  color:#03101f;
}
.site-frame{
  max-width:var(--maxw);
  margin:0 auto;
  padding-left:var(--gutter);
  padding-right:var(--gutter);
}
.site-header{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:24px;
  padding-top:26px;
  padding-bottom:26px;
  border-bottom:1px solid rgba(136,146,176,.18);
  position:relative;
}
.brand-lockup{
  display:flex;
  flex-direction:column;
  gap:4px;
  min-width:200px;
  z-index:5;
}
.brand-name{
  font-family:var(--font-display);
  font-size:clamp(24px,3vw,44px);
  font-weight:700;
  line-height:1;
  color:var(--white);
  letter-spacing:.02em;
  text-transform:uppercase;
}
.brand-name:hover{color:var(--neon)}
.brand-tagline{
  font-size:13px;
  color:var(--neon);
  letter-spacing:.12em;
  border-left:2px solid var(--orange);
  padding-left:10px;
  font-family:var(--font-data);
}
.nav-toggle{
  display:none;
  background:transparent;
  border:1px solid rgba(136,146,176,.4);
  border-radius:var(--radius);
  padding:10px 14px;
  color:var(--slate-light);
  align-items:center;
  gap:8px;
  font-size:13px;
}
.nav-toggle-bar{
  display:block;
  width:20px;
  height:2px;
  background:var(--slate-light);
  transition:transform .25s,background .25s;
}
.nav-toggle-bar+.nav-toggle-bar{margin-top:4px}
.nav-toggle-text{font-family:var(--font-data)}
.nav-toggle:hover{color:var(--white)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1){
  transform:translateY(6px) rotate(45deg);
  background:var(--neon);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2){
  opacity:0;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3){
  transform:translateY(-6px) rotate(-45deg);
  background:var(--neon);
}
.side-rail{
  background:rgba(17,34,64,.55);
  border:1px solid rgba(136,146,176,.18);
  border-radius:var(--radius);
  padding:14px 0;
}
.rail-kicker{
  font-family:var(--font-data);
  font-size:12px;
  letter-spacing:.2em;
  color:var(--slate-light);
  padding:0 18px 10px;
  border-bottom:1px dashed rgba(136,146,176,.3);
  margin-bottom:8px;
}
.rail-links{
  display:flex;
  gap:2px;
  padding:0 8px;
}
.rail-links li{position:relative}
.nav-link{
  display:flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-display);
  text-transform:uppercase;
  font-weight:500;
  font-size:14px;
  letter-spacing:.08em;
  color:var(--slate-light);
  padding:10px 12px;
  border-radius:2px;
  position:relative;
  transition:background .2s,color .2s;
}
.nav-link::after{
  content:"";
  display:block;
  width:6px;
  height:6px;
  background:var(--neon);
  transform:rotate(45deg);
  position:absolute;
  left:-2px;
  bottom:4px;
  opacity:0;
}
.nav-link:hover{
  color:var(--white);
  background:rgba(57,255,20,.06);
}
.nav-link[aria-current="page"]{
  color:var(--neon);
  background:rgba(57,255,20,.08);
}
.nav-link[aria-current="page"]::after{opacity:1}
.nav-badge{
  font-family:var(--font-data);
  font-size:11px;
  color:var(--orange);
  opacity:.8;
}
.rail-status{
  display:flex;
  align-items:center;
  gap:8px;
  margin:12px 16px 4px;
  border-top:1px solid rgba(136,146,176,.18);
  padding-top:12px;
  font-size:12px;
  color:var(--slate);
}
.status-dot{
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--neon);
  box-shadow:0 0 0 0 rgba(57,255,20,.6);
  animation:statusPulse 2.4s infinite;
}
@keyframes statusPulse{
  0%{box-shadow:0 0 0 0 rgba(57,255,20,.5)}
  70%{box-shadow:0 0 0 8px rgba(57,255,20,0)}
  100%{box-shadow:0 0 0 0 rgba(57,255,20,0)}
}
.site-footer{
  border-top:1px solid rgba(136,146,176,.22);
  background:linear-gradient(180deg,rgba(17,34,64,.35),rgba(10,25,47,.95));
  margin-top:96px;
  padding:56px var(--gutter) 32px;
}
.footer-grid{
  max-width:var(--maxw);
  margin:0 auto;
  display:grid;
  grid-template-columns:2fr 1fr 1.4fr;
  gap:48px;
}
.footer-brand-name{
  font-family:var(--font-display);
  font-size:28px;
  font-weight:700;
  text-transform:uppercase;
  color:var(--white);
  margin-bottom:8px;
}
.footer-about{
  font-size:14px;
  color:var(--slate);
  max-width:36rem;
}
.edge-label{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-family:var(--font-data);
  font-size:12px;
  text-transform:uppercase;
  letter-spacing:.18em;
  color:var(--orange);
  border:1px solid var(--orange);
  padding:4px 10px;
  transform:skewX(-16deg);
  background:rgba(255,107,53,.08);
  margin-bottom:14px;
}
.edge-label::before{
  content:"◆";
  font-size:9px;
  transform:skewX(16deg);
}
.footer-links ul,
.footer-contact ul{
  display:flex;
  flex-direction:column;
  gap:8px;
}
.footer-links a,
.footer-contact a{
  color:var(--slate-light);
  font-size:14px;
}
.footer-links a:hover,
.footer-contact a:hover{
  color:var(--neon);
}
.footer-contact li{
  color:var(--slate);
  font-size:14px;
  display:flex;
  gap:8px;
}
.footer-contact li::before{
  content:"→";
  color:var(--neon);
  font-family:var(--font-data);
}
.footer-meta{
  max-width:var(--maxw);
  margin:48px auto 0;
  border-top:1px solid rgba(136,146,176,.18);
  padding-top:20px;
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:var(--slate);
}
.footer-meta p{display:flex;align-items:center;gap:8px}
.status-ribbon{
  background:rgba(57,255,20,.07);
  border-left:3px solid var(--neon);
  padding:4px 10px;
  color:var(--slate-light);
  font-family:var(--font-data);
  font-size:12px;
}
.container-page{
  max-width:var(--maxw);
  margin:0 auto;
  padding:48px var(--gutter) 24px;
}
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-display);
  font-weight:600;
  text-transform:uppercase;
  letter-spacing:.06em;
  font-size:14px;
  padding:12px 22px;
  border-radius:2px;
  border:1px solid transparent;
  text-decoration:none;
  transition:transform .2s,box-shadow .2s,background .2s;
}
.btn-primary{
  background:var(--neon);
  color:#03101f;
  border-color:var(--neon);
}
.btn-primary:hover{
  background:var(--white);
  color:#03101f;
  box-shadow:0 0 28px rgba(57,255,20,.3);
}
.btn-ghost{
  background:transparent;
  color:var(--white);
  border-color:var(--slate);
}
.btn-ghost:hover{
  border-color:var(--neon);
  color:var(--neon);
}
.panel-card{
  background:var(--bg-panel);
  border-radius:var(--radius);
  border-left:3px solid var(--neon);
  padding:28px;
  box-shadow:var(--shadow);
}
.data-chip{
  font-family:var(--font-data);
  font-size:13px;
  background:rgba(57,255,20,.1);
  color:var(--neon);
  border:1px solid rgba(57,255,20,.2);
  padding:2px 8px;
  border-radius:2px;
}
.section-title{
  font-family:var(--font-display);
  font-weight:700;
  color:var(--white);
  font-size:clamp(24px,4vw,44px);
  text-transform:uppercase;
  line-height:1.1;
  letter-spacing:.02em;
}
.section-index{
  font-family:var(--font-data);
  color:var(--orange);
  font-size:13px;
  letter-spacing:.2em;
  display:block;
  margin-bottom:8px;
}
.reveal{
  opacity:0;
  transform:translateY(18px);
  transition:opacity .5s ease,transform .5s ease;
}
.reveal.is-revealed{
  opacity:1;
  transform:none;
}
[data-progressbar]{
  position:fixed;
  top:0;
  left:0;
  height:3px;
  background:linear-gradient(90deg,var(--neon),var(--cyan));
  width:0;
  z-index:1500;
  pointer-events:none;
}
[hidden]{display:none!important}
@media (max-width:960px){
  .site-header{
    align-items:center;
    flex-wrap:wrap;
  }
  .nav-toggle{
    display:inline-flex;
    margin-left:auto;
  }
  .side-rail{
    position:fixed;
    top:0;
    right:0;
    bottom:0;
    left:auto;
    width:min(78vw,340px);
    background:var(--bg-panel);
    border-left:1px solid rgba(57,255,20,.35);
    border-radius:0;
    transform:translateX(102%);
    transition:transform .3s ease;
    z-index:1200;
    padding:72px 24px 24px;
    overflow-y:auto;
    box-shadow:-16px 0 40px rgba(0,0,0,.35);
  }
  .side-rail[data-open]{
    transform:translateX(0);
  }
  .rail-links{
    flex-direction:column;
    gap:6px;
    padding:0;
  }
  .nav-link{
    font-size:16px;
    padding:12px 14px;
    border-bottom:1px solid rgba(136,146,176,.14);
  }
  .rail-status{
    margin-left:0;
    margin-right:0;
  }
  .footer-grid{
    grid-template-columns:1fr;
    gap:32px;
  }
}
@media (max-width:640px){
  .brand-lockup{
    min-width:auto;
  }
  .brand-tagline{
    font-size:12px;
  }
  .site-footer{
    padding:40px 18px 24px;
  }
  .footer-meta{
    flex-direction:column;
    align-items:flex-start;
  }
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.01ms!important;
    animation-iteration-count:1!important;
    transition-duration:.01ms!important;
  }
  .reveal{
    opacity:1;
    transform:none;
  }
}