*,*::before,*::after{box-sizing:border-box}
:root{
  --c-navy:#0A1128;
  --c-slate:#0B1526;
  --c-indigo:#1B2A4A;
  --c-green:#A8FF60;
  --c-orange:#FF6B35;
  --c-red:#E63946;
  --c-cyan:#00E5FF;
  --c-white:#F5F7FA;
  --c-gray:#B0B7C3;
  --c-success:#7CE0A0;
  --font-headline:"Archivo Black","PingFang SC","Microsoft YaHei",sans-serif;
  --font-body:"Inter","PingFang SC","Microsoft YaHei",sans-serif;
  --font-mono:"JetBrains Mono","SFMono-Regular",Consolas,monospace;
  --space-1:4px;
  --space-2:8px;
  --space-3:12px;
  --space-4:16px;
  --space-5:24px;
  --space-6:32px;
  --space-7:48px;
  --space-8:64px;
  --container:1200px;
  --rail:248px
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background-color:var(--c-navy);
  background-image:
    linear-gradient(rgba(245,247,250,.028) 1px,transparent 1px),
    linear-gradient(90deg,rgba(245,247,250,.028) 1px,transparent 1px);
  background-size:44px 44px;
  color:var(--c-gray);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased
}
img,svg,video{display:block;max-width:100%;height:auto}
a{color:var(--c-cyan);text-decoration:none}
a:hover{color:var(--c-green)}
button{font:inherit;cursor:pointer}
ul[role="list"]{list-style:none;margin:0;padding:0}
::selection{background:rgba(168,255,96,.25)}
:focus-visible{outline:2px solid var(--c-green);outline-offset:2px}
h1,h2,h3,h4{
  font-family:var(--font-headline);
  color:var(--c-white);
  line-height:1.15;
  letter-spacing:-.01em;
  margin:0 0 .5em
}
h1{font-size:clamp(2.2rem,5vw,3.4rem)}
h2{font-size:clamp(1.6rem,3.2vw,2.3rem)}
h3{font-size:1.2rem}
p{margin:0 0 1em}
.skip-link{
  position:fixed;
  top:-80px;
  left:12px;
  z-index:999;
  background:var(--c-green);
  color:var(--c-navy);
  padding:12px 18px;
  font-weight:700;
  font-size:14px;
  border-radius:2px;
  transition:top .2s ease
}
.skip-link:focus{top:12px}
.main-content{
  margin-left:var(--rail);
  min-height:70vh;
  padding:clamp(32px,5vw,56px) clamp(20px,4vw,48px)
}
.container{width:100%;max-width:var(--container);margin-inline:auto}
.section{padding-block:clamp(40px,8vw,80px)}
.site-header{
  position:fixed;
  inset:0 auto 0 0;
  width:var(--rail);
  display:flex;
  flex-direction:column;
  background:var(--c-slate);
  border-right:2px solid rgba(168,255,96,.4);
  z-index:120
}
.site-header::after{
  content:"";
  position:absolute;
  top:0;
  right:-2px;
  bottom:0;
  width:2px;
  background:linear-gradient(180deg,var(--c-green),var(--c-cyan) 70%,transparent);
  opacity:.5;
  pointer-events:none
}
.site-header__top{
  display:flex;
  flex-direction:column;
  gap:16px;
  padding:28px 20px 18px;
  border-bottom:1px solid rgba(255,255,255,.06)
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--c-white)
}
.brand:hover{color:var(--c-white)}
.brand__icon{
  display:flex;
  align-items:center;
  justify-content:center;
  width:52px;
  height:44px;
  background:var(--c-green);
  color:var(--c-navy);
  font-family:var(--font-headline);
  font-size:1.5rem;
  font-weight:900;
  clip-path:polygon(0 0,100% 0,90% 100%,0 100%)
}
.brand__text{display:flex;flex-direction:column;gap:2px}
.brand__name{font-family:var(--font-headline);font-size:1.3rem;font-weight:900;line-height:1;color:var(--c-white)}
.brand__code{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.22em;
  color:var(--c-green);
  border:1px solid rgba(168,255,96,.5);
  padding:2px 5px;
  align-self:flex-start
}
.nav-toggle{display:none}
.nav-toggle__label{font-size:13px}
.nav-toggle__bars{
  display:inline-flex;
  flex-direction:column;
  gap:3px;
  width:16px
}
.nav-toggle__bars span{
  display:block;
  height:2px;
  background:currentColor
}
.site-nav-wrap{
  flex:1;
  display:flex;
  flex-direction:column;
  min-height:0
}
.site-nav{flex:1;display:flex;flex-direction:column;overflow-y:auto}
.site-nav__index{
  display:block;
  padding:18px 20px 6px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.24em;
  color:var(--c-cyan);
  text-transform:uppercase
}
.site-nav__list{
  list-style:none;
  margin:0;
  padding:0;
  counter-reset:navidx
}
.site-nav__item{counter-increment:navidx}
.site-nav__link{
  position:relative;
  display:flex;
  align-items:baseline;
  gap:10px;
  padding:13px 20px;
  color:var(--c-gray);
  border-left:2px solid transparent;
  font-size:15px;
  line-height:1.35;
  transition:color .16s ease,background .16s ease,border-color .16s ease
}
.site-nav__link::before{
  content:"/" counter(navidx,decimal-leading-zero);
  font-family:var(--font-mono);
  font-size:11px;
  color:rgba(168,255,96,.45);
  flex:0 0 auto
}
.site-nav__link:hover{
  color:var(--c-white);
  background:linear-gradient(90deg,rgba(168,255,96,.09),transparent 70%);
  border-left-color:var(--c-green)
}
.site-nav__link[aria-current="page"]{
  color:var(--c-green);
  background:linear-gradient(90deg,rgba(168,255,96,.13),transparent 75%);
  border-left-color:var(--c-green)
}
.site-railmeta{
  display:flex;
  align-items:center;
  gap:8px;
  padding:18px 20px;
  border-top:1px solid rgba(255,255,255,.06);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  color:var(--c-gray)
}
.rail-pulse{
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--c-green);
  box-shadow:0 0 12px rgba(168,255,96,.7);
  animation:pulse 1.8s ease-in-out infinite
}
@keyframes pulse{
  0%,100%{opacity:1;transform:scale(1)}
  50%{opacity:.55;transform:scale(.82)}
}
.scroll-progress{
  position:absolute;
  left:0;
  bottom:0;
  width:100%;
  height:3px;
  background:linear-gradient(90deg,var(--c-green),var(--c-cyan));
  transform:scaleX(0);
  transform-origin:0 50%;
  z-index:2
}
.site-footer{
  position:relative;
  margin-left:var(--rail);
  background:var(--c-slate);
  border-top:2px solid rgba(168,255,96,.16);
  overflow:hidden
}
.site-footer::before{
  content:"6T";
  position:absolute;
  right:3%;
  bottom:-40px;
  font-family:var(--font-headline);
  font-size:clamp(160px,24vw,320px);
  line-height:1;
  color:rgba(27,42,74,.45);
  pointer-events:none;
  z-index:0
}
.site-footer__grid{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1.4fr 1.1fr 1.2fr;
  gap:36px;
  max-width:var(--container);
  margin-inline:auto;
  padding:48px clamp(20px,4vw,48px) 40px
}
.site-footer__brand .brand{margin-bottom:14px}
.site-footer .brand__icon{width:46px;height:38px;font-size:1.3rem}
.site-footer__about{
  max-width:36ch;
  font-size:14px;
  color:var(--c-gray);
  margin:0
}
.site-footer__heading{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.2em;
  color:var(--c-green);
  text-transform:uppercase;
  margin-bottom:14px
}
.site-footer__nav ul{
  list-style:none;
  margin:0;
  padding:0;
  columns:2;
  column-gap:28px
}
.site-footer__nav li{
  break-inside:avoid;
  margin-bottom:8px
}
.site-footer__nav a{
  color:var(--c-gray);
  font-size:14px
}
.site-footer__nav a:hover{color:var(--c-green)}
.site-footer__contact p{
  font-size:14px;
  color:var(--c-gray);
  margin-bottom:8px
}
.site-footer__contact .site-footer__heading{margin-bottom:14px}
.site-footer__note{
  font-size:12px;
  color:rgba(176,183,195,.8);
  line-height:1.75;
  margin-top:14px
}
.site-footer__bottom{
  position:relative;
  z-index:1;
  border-top:1px solid rgba(255,255,255,.07);
  padding-block:18px 24px
}
.site-footer__bottom-inner{
  display:flex;
  flex-wrap:wrap;
  gap:6px 24px;
  justify-content:space-between;
  align-items:center;
  max-width:var(--container);
  margin-inline:auto;
  padding-inline:clamp(20px,4vw,48px);
  font-size:13px;
  color:var(--c-gray)
}
.site-footer__trust{
  font-size:12px;
  color:rgba(176,183,195,.75);
  margin:0
}
.site-footer__ico{margin:0}
.to-top{
  position:fixed;
  right:18px;
  bottom:calc(18px + env(safe-area-inset-bottom,0px));
  width:48px;
  height:48px;
  display:grid;
  place-items:center;
  background:var(--c-green);
  color:var(--c-navy);
  border:none;
  cursor:pointer;
  clip-path:polygon(0 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%);
  opacity:0;
  visibility:hidden;
  transform:translateY(12px);
  transition:opacity .2s ease,visibility .2s ease,transform .2s ease;
  z-index:200;
  font-size:20px;
  line-height:1
}
.to-top.is-visible{
  opacity:1;
  visibility:visible;
  transform:translateY(0)
}
.to-top:hover{
  background:var(--c-cyan);
  color:var(--c-navy)
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  font-family:var(--font-body);
  font-size:14px;
  font-weight:700;
  line-height:1;
  text-decoration:none;
  text-align:center;
  border:none;
  border-radius:2px;
  cursor:pointer;
  transition:background .18s ease,color .18s ease,box-shadow .18s ease,transform .18s ease
}
.btn--primary{
  background:var(--c-green);
  color:var(--c-navy);
  clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px)
}
.btn--primary:hover{
  background:#BFFD82;
  color:var(--c-navy);
  transform:translateY(-2px);
  box-shadow:0 8px 20px rgba(168,255,96,.25)
}
.btn--ghost{
  background:transparent;
  color:var(--c-green);
  border:1px solid rgba(168,255,96,.6);
  clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px)
}
.btn--ghost:hover{
  background:rgba(168,255,96,.1);
  color:var(--c-white)
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 10px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  text-transform:uppercase;
  background:var(--c-indigo);
  color:var(--c-gray);
  border:1px solid rgba(255,255,255,.08)
}
.tag--live{
  color:var(--c-green);
  border-color:rgba(168,255,96,.4);
  background:rgba(168,255,96,.08)
}
.tag--hot{
  color:var(--c-orange);
  border-color:rgba(255,107,53,.45);
  background:rgba(255,107,53,.08)
}
.tag--red{
  color:var(--c-red);
  border-color:rgba(230,57,70,.45);
  background:rgba(230,57,70,.08)
}
.tag--code{
  font-family:var(--font-mono);
  background:transparent;
  border:0;
  color:var(--c-cyan);
  padding:0
}
.panel-cut{
  position:relative;
  background:var(--c-indigo);
  padding:24px;
  clip-path:polygon(0 0,calc(100% - 14px) 0,100% 14px,100% 100%,14px 100%,0 calc(100% - 14px))
}
.panel-cut::before{
  content:"";
  position:absolute;
  top:14px;
  bottom:14px;
  left:0;
  width:3px;
  background:var(--c-green)
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:6px;
  margin-bottom:var(--space-5);
  font-family:var(--font-mono);
  font-size:12px
}
.breadcrumb__link{color:var(--c-cyan)}
.breadcrumb__link:hover{color:var(--c-green)}
.breadcrumb__sep{color:var(--c-gray)}
.breadcrumb__current{color:var(--c-white)}
.prose{
  max-width:72ch;
  color:var(--c-gray);
  font-size:16px;
  line-height:1.9
}
.prose h2:not(:first-child){margin-top:48px}
.prose a{
  color:var(--c-green);
  text-decoration:underline;
  text-underline-offset:3px
}
.prose ul,.prose ol{padding-left:1.4em}
.prose li{margin-bottom:6px}
.section-title{
  position:relative;
  padding-left:20px
}
.section-title::before{
  content:"";
  position:absolute;
  left:0;
  top:.08em;
  bottom:.08em;
  width:6px;
  background:var(--c-green);
  transform:skewX(-18deg)
}
.section-title--orange::before{background:var(--c-orange)}
.grid{display:grid;gap:20px}
.grid-cols-2{grid-template-columns:1fr}
.grid-cols-3{grid-template-columns:1fr}
.visual-placeholder{
  position:relative;
  min-height:180px;
  background:
    radial-gradient(circle at 78% 30%,rgba(0,229,255,.16),transparent 45%),
    radial-gradient(circle at 20% 80%,rgba(168,255,96,.1),transparent 45%),
    linear-gradient(135deg,#14213D 0%,#0B1526 50%,#0A1128 100%);
  overflow:hidden
}
.visual-placeholder::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    repeating-linear-gradient(135deg,rgba(0,229,255,.07) 0 1px,transparent 1px 8px),
    linear-gradient(115deg,transparent 30%,rgba(168,255,96,.12) 30.2%,transparent 30.4%);
  mix-blend-mode:screen
}
.visual-placeholder::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,transparent 0%,rgba(168,255,96,.05) 50%,transparent 100%);
  transform:translateX(-100%);
  animation:scan 3.8s ease-in-out infinite
}
.visual-placeholder--tall{min-height:280px}
.visual-placeholder--hero{min-height:380px}
@keyframes scan{
  0%{transform:translateX(-100%)}
  100%{transform:translateX(100%)}
}
[data-reveal]{
  opacity:0;
  transform:translateY(16px);
  transition:opacity .5s ease,transform .5s ease
}
[data-reveal][data-revealed="true"]{
  opacity:1;
  transform:none
}
[data-section-trigger]{
  transition:color .15s ease,border-color .15s ease
}
[data-section-trigger][data-active="true"]{
  color:var(--c-green);
  border-left-color:var(--c-green)
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important
  }
  [data-reveal]{
    opacity:1 !important;
    transform:none !important;
    transition:none !important
  }
}
@media (min-width:768px){
  .grid-cols-2{grid-template-columns:repeat(2,1fr)}
  .grid-cols-3{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:1023.98px){
  .site-header{
    position:sticky;
    top:0;
    left:auto;
    bottom:auto;
    width:100%;
    height:auto;
    border-right:0;
    border-bottom:2px solid rgba(168,255,96,.35)
  }
  .site-header::after{display:none}
  .site-header__top{
    flex-direction:row;
    align-items:center;
    justify-content:space-between;
    padding:10px 14px;
    border-bottom:0
  }
  .brand__icon{width:42px;height:36px;font-size:1.2rem}
  .brand__name{font-size:1.1rem}
  .nav-toggle{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:8px 12px;
    background:transparent;
    color:var(--c-green);
    border:1px solid rgba(168,255,96,.45);
    border-radius:2px
  }
  .nav-toggle[aria-expanded="true"]{
    border-color:var(--c-orange);
    color:var(--c-orange)
  }
  .site-nav-wrap{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    height:auto;
    max-height:calc(100vh - 56px);
    overflow-y:auto;
    background:var(--c-slate);
    border-top:1px solid rgba(168,255,96,.2);
    box-shadow:0 16px 32px rgba(0,0,0,.45);
    opacity:0;
    transform:translateY(-10px);
    visibility:hidden;
    z-index:90;
    transition:opacity .22s ease,transform .22s ease,visibility .22s ease
  }
  .site-nav-wrap[data-open="true"]{
    opacity:1;
    transform:translateY(0);
    visibility:visible
  }
  .site-nav{flex:none}
  .site-nav__link{
    padding:14px 20px;
    font-size:16px
  }
  .site-railmeta{display:none}
  .main-content{
    margin-left:0;
    padding:clamp(24px,4vw,40px) clamp(16px,4vw,28px)
  }
  .site-footer{margin-left:0}
  .site-footer__grid{
    grid-template-columns:1fr 1fr;
    gap:28px;
    padding-top:40px
  }
}
@media (max-width:639.98px){
  .site-footer__grid{grid-template-columns:1fr}
  .site-footer__nav ul{columns:1}
  .site-footer__bottom-inner{
    flex-direction:column;
    align-items:flex-start;
    gap:8px
  }
}