*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg-primary:#0B1D3A;
  --bg-secondary:#1B3A5C;
  --accent-green:#C6FF00;
  --accent-orange:#FF6D00;
  --text-primary:#F0F6FF;
  --text-secondary:#A0B8D8;
  --border-primary:#2B4A6E;
  --bg-gradient-end:#0D1B2A;
  --font-title:"Noto Sans SC","Microsoft YaHei",sans-serif;
  --font-body:"Noto Sans SC","PingFang SC",sans-serif;
  --radius-lg:24px;
  --radius-md:16px;
  --radius-sm:12px;
  --radius-pill:9999px;
  --content-width:1440px;
  --header-top-height:36px;
}
html{
  scroll-behavior:smooth;
  font-size:16px;
}
body{
  background:var(--bg-primary);
  color:var(--text-primary);
  font-family:var(--font-body);
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img,svg,video{display:block;max-width:100%}
a{color:var(--accent-green)}
a:hover{color:var(--accent-orange)}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
ul,ol{list-style:none}
:focus-visible{
  outline:3px solid var(--accent-green);
  outline-offset:2px;
  border-radius:4px;
}
.l-container{
  max-width:var(--content-width);
  margin:0 auto;
  padding-left:clamp(1.25rem,4vw,3rem);
  padding-right:clamp(1.25rem,4vw,3rem);
}
.l-split{
  display:grid;
  grid-template-columns:1.2fr 0.8fr;
  gap:clamp(1.5rem,4vw,4rem);
  align-items:start;
}
.l-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1.5rem;
}
.l-band{
  position:relative;
  padding-top:clamp(3rem,8vw,6rem);
  padding-bottom:clamp(3rem,8vw,6rem);
}
.clip-diagonal{
  clip-path:polygon(0 0,100% 0,100% calc(100% - 4vw),0 100%);
}
.section-header{
  margin-bottom:2.5rem;
}
.section-title{
  font-family:var(--font-title);
  font-size:clamp(2rem,5vw,3.5rem);
  font-weight:800;
  letter-spacing:-0.03em;
  line-height:1.1;
  color:var(--text-primary);
  margin-bottom:0.75rem;
}
.section-title em{
  color:var(--accent-green);
  font-style:italic;
}
.section-desc{
  color:var(--text-secondary);
  max-width:680px;
  font-size:1.125rem;
}
.skip-link{
  position:absolute;
  left:-9999px;
  top:0;
  background:var(--accent-green);
  color:var(--bg-primary);
  padding:0.75rem 1.5rem;
  z-index:1000;
  border-radius:0 0 var(--radius-md) 0;
  text-decoration:none;
  font-weight:700;
}
.skip-link:focus{
  left:0;
}
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(11,29,58,0.85);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border-primary);
}
.nav-layer-top{
  background:rgba(27,58,92,0.6);
  border-bottom:1px solid var(--border-primary);
}
.nav-layer-top__inner{
  display:flex;
  justify-content:space-between;
  align-items:center;
  min-height:var(--header-top-height);
  gap:1rem;
}
.nav-layer-top__slogan{
  display:flex;
  align-items:center;
  color:var(--text-secondary);
  font-size:0.8125rem;
  font-weight:500;
  letter-spacing:0.02em;
  margin:0;
}
.status-dot{
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--accent-green);
  box-shadow:0 0 8px var(--accent-green);
  display:inline-block;
  margin-right:0.625rem;
  flex-shrink:0;
  animation:status-pulse 2s ease-in-out infinite;
}
@keyframes status-pulse{
  0%,100%{opacity:1;transform:scale(1)}
  50%{opacity:0.6;transform:scale(1.2)}
}
.nav-layer-bottom{
  background:transparent;
}
.nav-layer-bottom__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:72px;
  gap:2rem;
}
.brand{
  display:flex;
  align-items:baseline;
  gap:0.5rem;
  text-decoration:none;
  color:var(--text-primary);
  flex-shrink:0;
}
.brand-name{
  font-family:var(--font-title);
  font-size:1.75rem;
  font-weight:800;
  letter-spacing:-0.02em;
  line-height:1.2;
}
.brand-version{
  font-size:0.8125rem;
  font-weight:800;
  color:var(--accent-green);
  background:rgba(198,255,0,0.1);
  padding:0.125rem 0.625rem;
  border-radius:var(--radius-pill);
  border:1px solid rgba(198,255,0,0.2);
}
.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:44px;
  height:44px;
  padding:0.5rem;
  border-radius:var(--radius-sm);
  border:1px solid var(--border-primary);
  background:rgba(160,184,216,0.05);
}
.nav-toggle__bar{
  display:block;
  width:100%;
  height:2px;
  background:var(--text-primary);
  border-radius:2px;
  transition:transform 0.2s ease,opacity 0.2s ease;
}
.nav-menu{
  display:flex;
}
.nav-list{
  display:flex;
  align-items:center;
  gap:0.25rem;
}
.nav-item{
  margin:0;
}
.nav-link{
  display:inline-block;
  padding:0.5rem 1rem;
  border-radius:var(--radius-pill);
  color:var(--text-secondary);
  font-family:var(--font-title);
  font-size:0.9375rem;
  font-weight:600;
  text-decoration:none;
  transition:color 0.2s ease,background-color 0.2s ease,transform 0.2s ease;
  border:1px solid transparent;
}
.nav-link:hover{
  color:var(--text-primary);
  background:rgba(160,184,216,0.1);
}
.nav-link[aria-current="page"]{
  color:var(--bg-primary);
  background:var(--accent-green);
  font-weight:700;
  box-shadow:0 0 12px rgba(198,255,0,0.3);
}
.site-footer{
  background:linear-gradient(180deg,var(--bg-primary),var(--bg-gradient-end));
  border-top:1px solid var(--border-primary);
  margin-top:clamp(3rem,10vw,6rem);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.25fr;
  gap:clamp(1.5rem,4vw,3rem);
  padding-top:clamp(2.5rem,6vw,4rem);
  padding-bottom:clamp(2rem,5vw,3rem);
}
.footer-brand .brand-name{
  font-size:1.5rem;
  margin-bottom:0.75rem;
}
.footer-desc{
  color:var(--text-secondary);
  font-size:0.9375rem;
  line-height:1.8;
  max-width:360px;
}
.footer-heading{
  font-family:var(--font-title);
  font-size:1rem;
  font-weight:700;
  color:var(--text-primary);
  margin-bottom:1rem;
  letter-spacing:0.02em;
}
.footer-nav ul,.footer-contact ul{
  display:flex;
  flex-direction:column;
  gap:0.5rem;
}
.footer-nav a{
  color:var(--text-secondary);
  text-decoration:none;
  font-size:0.9375rem;
  transition:color 0.2s ease;
}
.footer-nav a:hover{
  color:var(--accent-green);
}
.contact-item{
  color:var(--text-secondary);
  font-size:0.9375rem;
  display:inline-block;
}
.footer-bottom{
  padding:1.5rem 0;
  border-top:1px solid var(--border-primary);
  display:flex;
  flex-wrap:wrap;
  gap:0.75rem 1.5rem;
  justify-content:space-between;
  align-items:center;
  color:var(--text-secondary);
  font-size:0.875rem;
}
.footer-bottom p{
  margin:0;
}
.btn-top{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:0.5rem 1.25rem;
  border-radius:var(--radius-pill);
  border:1px solid var(--border-primary);
  color:var(--text-secondary);
  font-size:0.8125rem;
  font-weight:600;
  transition:border-color 0.2s ease,color 0.2s ease,transform 0.2s ease;
}
.btn-top:hover{
  color:var(--accent-green);
  border-color:var(--accent-green);
  transform:translateY(-2px);
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:0.5rem;
  padding:0.625rem 1.25rem;
  border-radius:var(--radius-pill);
  font-family:var(--font-title);
  font-weight:700;
  font-size:0.9375rem;
  text-decoration:none;
  transition:transform 0.2s ease,box-shadow 0.2s ease,background-color 0.2s ease,color 0.2s ease;
  border:1px solid transparent;
  cursor:pointer;
  line-height:1.4;
}
.btn-sm{
  padding:0.25rem 0.875rem;
  font-size:0.8125rem;
}
.btn-accent{
  background:var(--accent-orange);
  color:#fff;
}
.btn-accent:hover{
  transform:translateY(-2px);
  box-shadow:0 8px 20px rgba(255,109,0,0.3);
  color:#fff;
}
.btn-outline{
  background:transparent;
  color:var(--text-primary);
  border-color:var(--border-primary);
}
.btn-outline:hover{
  border-color:var(--accent-green);
  color:var(--accent-green);
}
.card{
  background:linear-gradient(145deg,var(--bg-secondary),var(--bg-gradient-end));
  border:1px solid var(--border-primary);
  border-radius:var(--radius-lg);
  padding:clamp(1.25rem,3vw,2rem);
  transition:transform 0.2s ease,border-color 0.2s ease,box-shadow 0.2s ease;
}
.card:hover{
  transform:translateY(-4px);
  border-color:rgba(198,255,0,0.5);
  box-shadow:0 16px 32px rgba(0,0,0,0.3);
}
.card-header{
  margin-bottom:1rem;
}
.card-body{
  color:var(--text-secondary);
  font-size:0.9375rem;
}
.tag{
  display:inline-block;
  background:rgba(198,255,0,0.1);
  color:var(--accent-green);
  border-radius:var(--radius-pill);
  padding:0.25rem 0.75rem;
  font-size:0.75rem;
  font-weight:700;
  line-height:1.6;
  border:1px solid rgba(198,255,0,0.15);
}
.chip{
  display:inline-block;
  background:rgba(160,184,216,0.05);
  color:var(--text-secondary);
  border-radius:var(--radius-pill);
  padding:0.375rem 0.875rem;
  font-size:0.8125rem;
  font-weight:600;
  border:1px solid var(--border-primary);
  transition:all 0.2s ease;
}
.chip:hover{
  color:var(--accent-green);
  border-color:var(--accent-green);
}
.data-badge{
  display:inline-flex;
  align-items:center;
  gap:0.375rem;
  background:rgba(27,58,92,0.8);
  border:1px solid var(--border-primary);
  color:var(--text-primary);
  font-variant-numeric:tabular-nums;
  border-radius:var(--radius-sm);
  padding:0.25rem 0.625rem;
  font-size:0.875rem;
  font-weight:700;
}
.metric{
  display:flex;
  flex-direction:column;
  gap:0.25rem;
  padding:1rem;
  background:rgba(27,58,92,0.4);
  border:1px solid var(--border-primary);
  border-radius:var(--radius-md);
}
.metric__value{
  font-family:var(--font-title);
  font-size:clamp(1.75rem,4vw,2.5rem);
  font-weight:800;
  color:var(--accent-green);
  line-height:1.1;
  font-variant-numeric:tabular-nums;
  letter-spacing:-0.02em;
}
.metric__label{
  font-size:0.8125rem;
  color:var(--text-secondary);
}
.progress-track{
  background:var(--bg-secondary);
  border-radius:var(--radius-pill);
  height:8px;
  overflow:hidden;
  border:1px solid var(--border-primary);
}
.progress-bar{
  height:100%;
  background:linear-gradient(90deg,var(--accent-green),var(--accent-orange));
  border-radius:inherit;
}
.media-container{
  position:relative;
  border-radius:var(--radius-md);
  overflow:hidden;
  background:linear-gradient(135deg,var(--bg-secondary),var(--bg-primary));
  border:1px solid var(--border-primary);
}
.media-container--16x9{
  aspect-ratio:16/9;
}
.media-container--4x3{
  aspect-ratio:4/3;
}
.media-container--tall{
  aspect-ratio:3/4;
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  gap:0.5rem;
  align-items:center;
  padding:1rem 0;
  color:var(--text-secondary);
  font-size:0.875rem;
}
.breadcrumb a{
  color:var(--text-secondary);
  text-decoration:none;
}
.breadcrumb a:hover{
  color:var(--accent-green);
}
.breadcrumb-item::after{
  content:"/";
  margin-left:0.5rem;
  color:var(--border-primary);
}
.breadcrumb-item:last-child::after{
  content:"";
}
.visually-hidden{
  position:absolute;
  width:1px;
  height:1px;
  padding:0;
  margin:-1px;
  overflow:hidden;
  clip:rect(0,0,0,0);
  white-space:nowrap;
  border-width:0;
}
.js [data-reveal]{
  opacity:0;
  transform:translateY(20px);
  transition:opacity 0.6s ease,transform 0.6s ease;
}
.js [data-reveal].is-revealed{
  opacity:1;
  transform:none;
}
@media (max-width: 1024px){
  .l-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .footer-grid{
    grid-template-columns:1fr 1fr;
  }
  .l-split{
    grid-template-columns:1fr;
  }
}
@media (max-width: 768px){
  .nav-toggle{
    display:flex;
  }
  .nav-menu{
    display:none;
    position:absolute;
    top:calc(100% + 1px);
    left:0;
    right:0;
    background:var(--bg-primary);
    border-bottom:1px solid var(--border-primary);
    padding:1rem;
    box-shadow:0 24px 32px rgba(0,0,0,0.3);
  }
  .nav-menu[data-open]{
    display:block;
  }
  .nav-list{
    flex-direction:column;
    align-items:stretch;
    gap:0.25rem;
  }
  .nav-link{
    display:block;
    padding:0.75rem 1rem;
  }
  .nav-layer-top__slogan{
    font-size:0.75rem;
  }
  .nav-layer-top__slogan .status-dot{
    width:6px;
    height:6px;
  }
  .brand-name{
    font-size:1.375rem;
  }
  .brand-version{
    font-size:0.75rem;
    padding:0.125rem 0.5rem;
  }
  .footer-grid{
    grid-template-columns:1fr;
    gap:2rem;
  }
  .footer-bottom{
    flex-direction:column;
    align-items:flex-start;
  }
  .l-grid{
    grid-template-columns:1fr;
  }
}
@media (max-width: 480px){
  .nav-layer-top{
    display:none;
  }
  .nav-layer-bottom__inner{
    min-height:60px;
  }
  .btn-sm{
    display:none;
  }
}
@media (prefers-reduced-motion: reduce){
  html{
    scroll-behavior:auto;
  }
  *,*::before,*::after{
    animation-duration:0.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:0.01ms !important;
    scroll-behavior:auto !important;
  }
  .js [data-reveal]{
    opacity:1;
    transform:none;
    transition:none;
  }
  .btn:hover,.card:hover,.nav-link:hover{
    transform:none;
  }
}