*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg-deep:#0B1027;
  --bg-card:#141C3A;
  --bg-dark:#080D1E;
  --text-title:#E1E8FF;
  --text-primary:#F4F6FF;
  --text-secondary:#8A9BCC;
  --accent-orange:#FF6E1A;
  --accent-green:#00FFA3;
  --line:#2E3A66;
  --line-soft:rgba(46,58,102,.45);
  --font-title:Impact,'Arial Black','PingFang SC','Microsoft YaHei',sans-serif;
  --font-body:system-ui,-apple-system,'PingFang SC','Microsoft YaHei',sans-serif;
  --font-mono:'Courier New',Courier,monospace;
  --header-h:72px;
  --container-max:1200px;
  --radius:2px;
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--bg-deep);
  color:var(--text-primary);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
  display:flex;
  flex-direction:column;
}
body::before{
  content:'';
  position:fixed;
  inset:0;
  z-index:-1;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(46,58,102,.14) 1px,transparent 1px),
    linear-gradient(90deg,rgba(46,58,102,.14) 1px,transparent 1px);
  background-size:32px 32px;
}
a{color:var(--accent-green);text-decoration:none}
a:hover{color:var(--accent-orange)}
ul,ol{list-style:none}
img,svg{display:block;max-width:100%}
h1,h2,h3,h4,h5,h6{
  font-family:var(--font-title);
  color:var(--text-title);
  line-height:1.18;
  letter-spacing:-.02em;
  font-weight:900;
}
p{color:var(--text-primary)}
::selection{background:var(--accent-orange);color:var(--bg-deep)}
:focus-visible{
  outline:2px solid var(--accent-green);
  outline-offset:3px;
  border-radius:2px;
}
.container{
  width:100%;
  max-width:var(--container-max);
  margin-inline:auto;
  padding-inline:24px;
}
@media(min-width:768px){
  .container{padding-inline:32px}
}
.main-content{
  flex:1;
  padding-top:calc(var(--header-h) + 8px);
  width:100%;
}
.skip-link{
  position:fixed;
  top:-100%;
  left:16px;
  z-index:3000;
  background:var(--accent-orange);
  color:var(--bg-deep);
  font-weight:600;
  padding:10px 18px;
  border-radius:var(--radius);
  transition:top .2s ease;
}
.skip-link:focus-visible{top:16px}
.site-header{
  position:fixed;
  top:0;
  left:0;
  right:0;
  z-index:1000;
  background:rgba(11,16,39,.38);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:background-color .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.site-header[data-scrolled]{
  background:rgba(11,16,39,.94);
  border-bottom-color:var(--line);
  box-shadow:0 8px 24px rgba(0,0,0,.35);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:16px;
  min-height:var(--header-h);
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:40px;
  height:40px;
  background:linear-gradient(135deg,var(--accent-green),var(--accent-orange));
  color:var(--bg-deep);
  font-family:var(--font-body);
  font-weight:900;
  font-size:20px;
  border-radius:var(--radius);
  clip-path:polygon(0 0,100% 0,82% 100%,0 100%);
}
.brand-text{
  display:flex;
  flex-direction:column;
  line-height:1.1;
}
.brand-name{
  font-family:var(--font-title);
  font-size:20px;
  letter-spacing:.02em;
  color:var(--text-title);
}
.brand-sub{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.22em;
  color:var(--text-secondary);
  text-transform:uppercase;
}
.header-status{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--accent-green);
  white-space:nowrap;
  margin-left:6px;
}
.status-dot{
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--accent-green);
  animation:statusPulse 2s ease-in-out infinite;
}
.status-label{text-transform:uppercase}
@keyframes statusPulse{
  0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(0,255,163,.45)}
  50%{opacity:.6;box-shadow:0 0 0 7px rgba(0,255,163,0)}
}
.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  gap:5px;
  width:44px;
  height:44px;
  margin-left:auto;
  background:transparent;
  border:1px solid var(--line);
  border-radius:var(--radius);
  cursor:pointer;
  position:relative;
  z-index:2100;
  flex-shrink:0;
}
.nav-toggle-bar{
  display:block;
  width:18px;
  height:2px;
  background:var(--text-primary);
  border-radius:1px;
  transition:transform .3s ease,opacity .3s ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1){
  transform:translateY(7px) rotate(45deg);
}
.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(-7px) rotate(-45deg);
}
.site-nav{display:block}
.nav-mobile-label{display:none}
.nav-list{
  display:flex;
  align-items:center;
  gap:4px;
  flex-wrap:wrap;
}
.nav-list > li{display:inline-flex}
.nav-list a{
  position:relative;
  display:inline-block;
  padding:8px 14px;
  color:var(--text-primary);
  font-size:15px;
  font-weight:500;
  line-height:1.4;
  border-radius:var(--radius);
  transition:color .2s ease,background-color .2s ease;
}
.nav-list a::after{
  content:'';
  position:absolute;
  left:14px;
  right:14px;
  bottom:2px;
  height:2px;
  background:var(--accent-green);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .25s ease;
}
.nav-list a:hover::after{transform:scaleX(1)}
.nav-list a:hover{color:var(--accent-green)}
.nav-list a[aria-current="page"]{color:var(--text-title)}
.nav-list a[aria-current="page"]::after{
  transform:scaleX(1);
  background:var(--accent-orange);
}
.nav-link-cta{
  margin-left:8px;
  background:var(--accent-orange);
  color:var(--bg-deep);
  font-weight:600;
  border-radius:var(--radius);
  padding:9px 18px;
  transition:background-color .2s ease,transform .2s ease;
}
.nav-link-cta::after{display:none}
.nav-link-cta:hover{
  background:#ff8a45;
  color:var(--bg-deep);
  transform:translateY(-1px);
}
.nav-list .nav-link-cta[aria-current="page"]{
  background:var(--accent-orange);
  color:var(--bg-deep);
}
body[data-nav-open]{overflow:hidden}
body[data-nav-open]::after{
  content:'';
  position:fixed;
  inset:0;
  z-index:1400;
  background:rgba(4,6,20,.62);
  -webkit-backdrop-filter:blur(2px);
  backdrop-filter:blur(2px);
}
.site-footer{
  margin-top:auto;
  background:var(--bg-dark);
  border-top:1px solid var(--line);
  position:relative;
}
.site-footer::before{
  content:'';
  position:absolute;
  top:-1px;
  left:0;
  right:0;
  height:3px;
  background:linear-gradient(90deg,var(--accent-green),transparent 55%);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.25fr .85fr .85fr 1.2fr;
  gap:40px 48px;
  padding-block:52px 36px;
}
.footer-brand .brand{margin-bottom:16px}
.footer-trust{
  max-width:260px;
  font-size:14px;
  color:var(--text-secondary);
  line-height:1.7;
  border-left:2px solid var(--accent-orange);
  padding-left:14px;
}
.footer-heading{
  font-family:var(--font-body);
  font-size:13px;
  font-weight:600;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--accent-green);
  margin-bottom:16px;
}
.footer-links{
  display:flex;
  flex-direction:column;
  gap:8px;
}
.footer-links a{
  color:var(--text-secondary);
  font-size:14px;
  transition:color .2s ease,padding-left .2s ease;
}
.footer-links a:hover{
  color:var(--accent-orange);
  padding-left:4px;
}
.footer-contact p{
  font-size:14px;
  line-height:1.7;
  color:var(--text-secondary);
}
.contact-mail{color:var(--text-primary)!important}
.contact-phone{
  font-family:var(--font-mono);
  color:var(--text-title)!important;
  letter-spacing:.04em;
}
.contact-address{color:var(--text-secondary)!important}
.footer-line{
  border:0;
  border-top:1px solid var(--line);
  position:relative;
}
.footer-line::after{
  content:'';
  display:block;
  width:64px;
  height:2px;
  background:var(--accent-green);
  margin-top:-1px;
}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px 24px;
  padding-block:20px 24px;
  font-size:13px;
  color:var(--text-secondary);
}
.footer-copy{margin-right:auto}
.footer-icp{
  font-family:var(--font-mono);
  color:var(--text-secondary);
}
.footer-note{
  width:100%;
  font-size:12px;
  color:var(--text-secondary);
  opacity:.7;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 26px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  font-family:var(--font-body);
  font-size:15px;
  font-weight:500;
  line-height:1.4;
  color:var(--text-primary);
  background:transparent;
  cursor:pointer;
  transition:border-color .25s ease,color .25s ease,background-color .25s ease,transform .25s ease;
}
.btn:hover{
  border-color:var(--accent-green);
  color:var(--accent-green);
  transform:translateY(-1px);
}
.btn-primary{
  background:var(--accent-orange);
  border-color:var(--accent-orange);
  color:var(--bg-deep);
  font-weight:600;
}
.btn-primary:hover{
  background:#ff8a45;
  border-color:#ff8a45;
  color:var(--bg-deep);
}
.btn-ghost{
  border-color:var(--line);
  color:var(--text-primary);
}
.btn-ghost:hover{
  border-color:var(--accent-orange);
  color:var(--accent-orange);
}
.card{
  position:relative;
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px;
}
.card::before{
  content:'';
  position:absolute;
  top:8px;
  left:8px;
  width:20px;
  height:20px;
  border-top:2px solid var(--accent-green);
  border-left:2px solid var(--accent-green);
  pointer-events:none;
}
.card::after{
  content:'';
  position:absolute;
  bottom:8px;
  right:8px;
  width:20px;
  height:20px;
  border-bottom:2px solid var(--accent-orange);
  border-right:2px solid var(--accent-orange);
  pointer-events:none;
}
.card--chamfer{
  clip-path:polygon(0 0,calc(100% - 24px) 0,100% 24px,100% 100%,24px 100%,0 calc(100% - 24px));
}
.card--chamfer::before{left:16px;top:12px}
.card--chamfer::after{right:12px;bottom:12px}
.grid{
  display:grid;
  gap:24px;
}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.section-header{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  gap:8px 20px;
  margin-bottom:32px;
}
.section-header .section-title{flex-basis:100%}

.section-header .section-desc{
  flex-basis:100%;
  margin-top:-8px;
}
.section-title{
  font-size:clamp(28px,4vw,44px);
  letter-spacing:-.01em;
}
.section-desc{
  font-size:15px;
  color:var(--text-secondary);
  max-width:680px;
}
.index-code{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--accent-orange);
  white-space:nowrap;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  padding:4px 10px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  color:var(--text-secondary);
  background:transparent;
}
.tag::before{
  content:'';
  width:5px;
  height:5px;
  border-radius:1px;
  background:var(--accent-green);
}
.tag-green::before{background:var(--accent-green)}
.tag-orange::before{background:var(--accent-orange)}
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:var(--text-secondary);
  padding-block:16px 8px;
}
.breadcrumb a{
  color:var(--text-secondary);
  transition:color .2s;
}
.breadcrumb a:hover{color:var(--accent-orange)}
.breadcrumb-sep{
  color:var(--line);
  font-family:var(--font-mono);
}
.filter-bar{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  padding-bottom:14px;
  border-bottom:1px solid var(--line);
  margin-bottom:28px;
}
.filter-btn{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:8px 16px;
  font-family:var(--font-body);
  font-size:14px;
  line-height:1.4;
  color:var(--text-secondary);
  background:transparent;
  border:1px solid transparent;
  border-radius:var(--radius);
  cursor:pointer;
  transition:color .25s ease,border-color .25s ease,background-color .25s ease;
}
.filter-btn:hover{
  color:var(--text-primary);
  border-color:var(--line);
  background:rgba(46,58,102,.14);
}
.filter-btn.is-active{
  color:var(--accent-orange);
  border-color:var(--accent-orange);
  background:rgba(255,110,26,.09);
}
.filter-item[hidden]{display:none!important}
.filter-item:not([hidden]){
  animation:filterIn .4s ease both;
}
@keyframes filterIn{
  from{opacity:0;transform:translateY(12px)}
  to{opacity:1;transform:translateY(0)}
}
.img-frame{
  position:relative;
  overflow:hidden;
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--radius);
}
.img-frame > img,
.img-frame > svg{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}
.img-frame::after{
  content:'';
  position:absolute;
  inset:0;
  border:1px solid var(--line-soft);
  pointer-events:none;
}
.img-frame-16-9{aspect-ratio:16/9}
.img-frame-4-3{aspect-ratio:4/3}
.img-frame-3-4{aspect-ratio:3/4}
.img-frame-1-1{aspect-ratio:1/1}
.data-row{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:16px;
  padding-block:9px;
  border-bottom:1px solid var(--line);
}
.data-row:last-child{border-bottom:0}
.data-label{
  font-size:13px;
  color:var(--text-secondary);
}
.data-value{
  font-family:var(--font-mono);
  font-size:16px;
  color:var(--text-title);
}
.page-head{
  padding-block:24px 40px;
}
.page-title{
  font-size:clamp(32px,5.5vw,56px);
  margin-block:8px 12px;
  text-transform:uppercase;
}
.page-synopsis{
  font-size:17px;
  color:var(--text-secondary);
  max-width:680px;
}
.lead{
  font-size:18px;
  color:var(--text-primary);
  line-height:1.8;
}
.mono{font-family:var(--font-mono)}
.sr-only{
  position:absolute;
  width:1px;
  height:1px;
  padding:0;
  margin:-1px;
  overflow:hidden;
  clip:rect(0,0,0,0);
  white-space:nowrap;
  border:0;
}
@media(min-width:960px){
  .site-nav{
    margin-left:auto;
  }
  .nav-list{
    gap:2px;
  }
  .nav-toggle{
    display:none;
  }
}
@media(max-width:959px){
  .header-inner{
    gap:12px;
  }
  .nav-toggle{
    display:inline-flex;
  }
  .site-nav{
    position:fixed;
    top:0;
    right:0;
    bottom:0;
    z-index:2000;
    width:min(320px,86vw);
    background:var(--bg-deep);
    border-left:1px solid var(--line);
    box-shadow:-16px 0 48px rgba(0,0,0,.5);
    padding:96px 28px 32px;
    overflow-y:auto;
    transform:translateX(105%);
    transition:transform .4s cubic-bezier(.4,0,.2,1);
  }
  .site-nav[data-open]{
    transform:translateX(0);
  }
  .nav-mobile-label{
    display:block;
    font-family:var(--font-mono);
    font-size:11px;
    letter-spacing:.24em;
    text-transform:uppercase;
    color:var(--accent-green);
    border-bottom:1px solid var(--line);
    padding-bottom:12px;
    margin-bottom:20px;
  }
  .nav-list{
    flex-direction:column;
    align-items:stretch;
    gap:0;
  }
  .nav-list > li{
    display:block;
  }
  .nav-list a{
    display:flex;
    align-items:center;
    justify-content:space-between;
    width:100%;
    padding:14px 6px;
    font-size:16px;
    border-bottom:1px solid var(--line);
    border-radius:0;
  }
  .nav-list a::after{
    display:none;
  }
  .nav-list a[aria-current="page"]{
    color:var(--accent-orange);
  }
  .nav-list a[aria-current="page"]::before{
    content:'▶';
    font-size:9px;
    color:var(--accent-green);
    margin-right:10px;
  }
  .nav-link-cta{
    margin:16px 0 0;
    justify-content:center;
    background:var(--accent-orange);
    border:none;
    color:var(--bg-deep);
    font-weight:600;
  }
  .nav-link-cta:hover{
    background:#ff8a45;
    color:var(--bg-deep);
  }
  .nav-list a.nav-link-cta[aria-current="page"]::before{display:none}
  .footer-grid{
    grid-template-columns:1fr 1fr;
    gap:36px 32px;
    padding-top:44px;
  }
}
@media(max-width:767px){
  .header-status .status-label{
    display:none;
  }
  .brand-name{
    font-size:18px;
  }
  .brand-sub{
    font-size:9px;
  }
  .brand-mark{
    width:36px;
    height:36px;
    font-size:18px;
  }
  .footer-grid{
    grid-template-columns:1fr;
  }
  .footer-brand .footer-trust{
    max-width:none;
  }
  .grid-2,.grid-3,.grid-4{
    grid-template-columns:1fr;
  }
}
@media(min-width:768px) and (max-width:1023px){
  .grid-3{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}
@media(prefers-reduced-motion:reduce){
  html{
    scroll-behavior:auto;
  }
  *,
  *::before,
  *::after{
    animation-duration:.01ms!important;
    animation-iteration-count:1!important;
    transition-duration:.01ms!important;
    transition-delay:0ms!important;
  }
  .status-dot{
    animation:none;
  }
  .filter-item:not([hidden]){
    animation:none;
  }
}