*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--header-h) + 12px)}
body{
  background-color:var(--c-deep);
  background-image:
    radial-gradient(ellipse at 18% 10%,rgba(0,229,255,.06) 0%,transparent 60%),
    radial-gradient(ellipse at 82% 4%,rgba(182,255,46,.045) 0%,transparent 55%),
    linear-gradient(135deg,#0A1E3F 0%,#123A5E 100%);
  color:var(--c-text);
  font-family:var(--font-body);
  line-height:1.75;
  min-height:100vh;
  padding-top:var(--header-h);
  -webkit-font-smoothing:antialiased;
  transition:background-color .3s ease;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--c-line);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-neon)}
ul,ol{list-style:none}
button{font:inherit;cursor:pointer;background:none;border:none;color:inherit}
::selection{background:var(--c-neon);color:var(--c-deep)}
:focus-visible{outline:2px solid var(--c-neon);outline-offset:3px;border-radius:2px}
::-webkit-scrollbar{width:10px}
::-webkit-scrollbar-track{background:var(--c-deep)}
::-webkit-scrollbar-thumb{background:#1d4a70;border:2px solid var(--c-deep);border-radius:8px}

:root{
  --c-deep:#0A1E3F;
  --c-navy:#123A5E;
  --c-neon:#B6FF2E;
  --c-orange:#FF7A29;
  --c-text:#E8F0F8;
  --c-muted:#B0C4DE;
  --c-line:#00E5FF;
  --c-glass:rgba(10,30,63,.7);
  --grad-main:linear-gradient(135deg,#0A1E3F 0%,#123A5E 100%);
  --grad-progress:linear-gradient(90deg,var(--c-neon),var(--c-line),var(--c-orange));
  --font-head:'Impact','Arial Black','Noto Sans SC','Microsoft YaHei',sans-serif;
  --font-body:'Noto Sans SC','Microsoft YaHei','PingFang SC','Helvetica Neue',sans-serif;
  --font-mono:'JetBrains Mono','SFMono-Regular',Consolas,'Courier New',monospace;
  --header-h:72px;
  --container:1200px;
  --space:clamp(2.5rem,7vw,5.5rem);
  --radius:4px;
  --clip:12px;
}
@media (max-width:900px){
  :root{--header-h:60px}
}

.skip-link{
  position:fixed;top:-100px;left:16px;z-index:2000;
  background:var(--c-neon);color:var(--c-deep);
  font-weight:700;padding:10px 18px;font-family:var(--font-mono);
  letter-spacing:.05em;box-shadow:0 8px 24px rgba(0,0,0,.3);
  clip-path:polygon(0 0,calc(100% - 10px) 0,100% 10px,100% 100%,0 100%);
  transition:top .25s ease;
}
.skip-link:focus{top:12px}
#main-content{scroll-margin-top:calc(var(--header-h) + 12px)}

.container{
  max-width:var(--container);
  margin-inline:auto;
  padding-inline:clamp(1rem,4vw,2.25rem);
}

.section{
  padding-block:var(--space);
  position:relative;
}
.section__label{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:.8rem;
  letter-spacing:.18em;text-transform:uppercase;
  color:var(--c-neon);margin-bottom:12px;
}
.section__label::before{
  content:"";width:32px;height:2px;display:inline-block;
  background:var(--c-neon);
  clip-path:polygon(0 0,100% 0,calc(100% - 7px) 100%,0 100%);
}
.section__title{
  font-family:var(--font-head);
  font-size:clamp(2rem,5vw,3.5rem);
  line-height:1.12;letter-spacing:.01em;
  text-transform:uppercase;
  transform:skewX(-4deg);
}
.section__sub{
  color:var(--c-muted);font-size:1.05rem;
  max-width:52ch;margin-top:.75rem;
}
.section--split{
  display:grid;grid-template-columns:1fr 1.6fr;
  gap:clamp(2rem,5vw,4rem);align-items:start;
}

.grid{
  display:grid;
  gap:clamp(1rem,3vw,2rem);
}
.grid--2{grid-template-columns:repeat(2,1fr)}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}

.panel{
  background:var(--c-glass);
  border:1px solid rgba(0,229,255,.18);
  padding:clamp(1.5rem,3.5vw,2.5rem);
  clip-path:polygon(0 0,calc(100% - 18px) 0,100% 18px,100% calc(100% - 6px),calc(100% - 12px) 100%,0 100%);
  transition:border-color .3s ease,transform .3s ease;
}
.panel:hover{border-color:rgba(0,229,255,.45)}

.hero-frame{
  position:relative;
  padding:clamp(2rem,5vw,4rem);
  background:linear-gradient(145deg,rgba(10,30,63,.82),rgba(18,58,94,.55));
  border:1px solid rgba(0,229,255,.22);
  clip-path:polygon(0 0,calc(100% - 34px) 0,100% 34px,100% calc(100% - 14px),calc(100% - 18px) 100%,12px 100%,0 calc(100% - 14px));
}
.hero-frame::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    linear-gradient(100deg,transparent 20%,rgba(0,229,255,.06) 45%,transparent 65%),
    linear-gradient(0deg,rgba(0,0,0,.1),transparent 40%);
}
.hero-frame__inner{position:relative;z-index:1}

.stat-card{
  padding:clamp(1.25rem,2.5vw,1.75rem);
  background:linear-gradient(145deg,rgba(10,30,63,.86),rgba(18,58,94,.5));
  border:1px solid rgba(0,229,255,.14);
  border-left:3px solid var(--c-neon);
  position:relative;min-height:120px;
  transition:transform .3s ease,border-color .3s ease;
}
.stat-card:hover{transform:translateY(-4px);border-color:rgba(0,229,255,.4)}
.stat-card__num{
  font-family:var(--font-mono);
  font-size:clamp(1.8rem,4vw,2.6rem);
  color:var(--c-neon);line-height:1.1;
  display:block;letter-spacing:-.02em;
}
.stat-card__label{
  display:block;margin-top:.5rem;
  color:var(--c-muted);font-size:.85rem;
  letter-spacing:.05em;
}
.stat-card--orange{border-left-color:var(--c-orange)}
.stat-card--orange .stat-card__num{color:var(--c-orange)}

.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-family:var(--font-mono);font-size:.75rem;
  letter-spacing:.06em;padding:4px 10px;
  color:var(--c-line);
  border:1px solid rgba(0,229,255,.4);
  border-radius:2px;
}
.tag::before{content:"●";font-size:.5rem;color:var(--c-line)}
.tag--hot{border-color:rgba(255,122,41,.55);color:var(--c-orange)}
.tag--hot::before{color:var(--c-orange)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;font-weight:600;font-size:.95rem;
  background:transparent;color:var(--c-line);
  border:1px solid var(--c-line);border-radius:2px;
  clip-path:polygon(0 0,calc(100% - 9px) 0,100% 9px,100% 100%,9px 100%,0 calc(100% - 9px));
  transition:background-color .25s ease,color .25s ease,border-color .25s ease,transform .25s ease;
}
.btn:hover{background:rgba(0,229,255,.08);border-color:var(--c-neon);color:var(--c-neon);transform:translateY(-2px)}
.btn--primary{
  background:var(--c-neon);border-color:var(--c-neon);color:var(--c-deep);
  font-family:var(--font-head);letter-spacing:.06em;text-transform:uppercase;
}
.btn--primary:hover{background:transparent;color:var(--c-neon)}
.btn--orange{
  background:var(--c-orange);border-color:var(--c-orange);color:var(--c-deep);
}
.btn--orange:hover{background:transparent;color:var(--c-orange);border-color:var(--c-orange)}

.breadcrumb{
  display:flex;flex-wrap:wrap;gap:6px;align-items:center;
  font-size:.85rem;color:var(--c-muted);padding:14px 0;
}
.breadcrumb a{color:var(--c-muted)}
.breadcrumb a:hover{color:var(--c-neon)}
.breadcrumb span{color:var(--c-muted)}
.breadcrumb li:not(:first-child)::before{content:"/";margin-right:8px;color:var(--c-line)}
.breadcrumb__current{color:var(--c-line);font-family:var(--font-mono)}

.divider-x{
  display:block;height:1px;border:none;
  background:linear-gradient(90deg,var(--c-line),rgba(0,229,255,.12) 80%,transparent);
  margin:1.5rem 0;
}
.divider-y{
  display:block;width:1px;height:64px;
  background:linear-gradient(180deg,var(--c-neon),transparent);
}

.img-frame{
  position:relative;
  overflow:hidden;
  aspect-ratio:16/10;
  background:linear-gradient(135deg,var(--c-navy),var(--c-deep));
  border:1px solid rgba(0,229,255,.16);
  clip-path:polygon(0 0,calc(100% - 16px) 0,100% 16px,100% 100%,16px 100%,0 calc(100% - 16px));
}
.img-frame::before{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(115deg,transparent 34%,rgba(0,229,255,.08) 50%,transparent 62%);
  transition:transform .5s ease;
}
.img-frame:hover::before{transform:translateX(18%)}
.img-frame img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}

.site-header{
  position:fixed;inset:0 0 auto 0;z-index:1000;
  background:rgba(10,30,63,.58);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(0,229,255,.16);
  transition:background-color .3s ease,box-shadow .3s ease;
}
.site-header.is-scrolled{
  background:rgba(8,22,48,.92);
  box-shadow:0 10px 30px rgba(0,0,0,.25);
}
.site-header__inner{
  max-width:var(--container);
  margin-inline:auto;
  height:var(--header-h);
  display:flex;align-items:center;
  justify-content:space-between;
  gap:1rem;
  padding-inline:clamp(1rem,4vw,2.25rem);
}
.site-header__progress{
  position:absolute;left:0;right:0;bottom:-1px;
  height:2px;z-index:1001;
  background:var(--grad-progress);
  transform-origin:left center;
  transform:scaleX(0);
  transition:transform .2s ease;
  pointer-events:none;
}

.site-brand{
  display:inline-flex;align-items:center;gap:10px;
  color:var(--c-text);
  flex-shrink:0;
}
.site-brand:hover{color:var(--c-text)}
.site-brand__word{
  font-family:var(--font-head);
  font-size:1.55rem;line-height:1;
  letter-spacing:.06em;text-transform:uppercase;
  transform:skewX(-8deg);
  background:linear-gradient(120deg,#E8F0F8 10%,var(--c-neon) 90%);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.site-brand__divider{
  width:1px;height:20px;display:inline-block;
  background:linear-gradient(180deg,var(--c-neon),rgba(0,229,255,.2));
  transform:skewX(-8deg);
}
.site-brand__name{
  font-size:1.05rem;font-weight:600;letter-spacing:.08em;
}
.site-brand__status{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 8px;margin-left:4px;
  background:rgba(182,255,46,.08);
  border:1px solid rgba(182,255,46,.32);
  color:var(--c-neon);
  font-family:var(--font-mono);
  font-size:.65rem;letter-spacing:.18em;
  text-transform:uppercase;
}
.site-brand__dot{
  display:inline-block;width:7px;height:7px;border-radius:50%;
  background:var(--c-neon);
  box-shadow:0 0 10px var(--c-neon);
  animation:pulse 2s ease-in-out infinite;
}
.site-brand__live{line-height:1}

.site-nav__list{
  display:flex;align-items:center;
  gap:clamp(.75rem,1.4vw,1.5rem);
  counter-reset:nav;
}
.site-nav__item{counter-increment:nav}
.site-nav__link{
  display:inline-flex;align-items:baseline;gap:6px;
  padding:10px 2px;
  color:var(--c-muted);
  font-size:.92rem;font-weight:500;
  position:relative;
  white-space:nowrap;
  transition:color .2s ease;
}
.site-nav__link::before{
  content:counter(nav,decimal-leading-zero);
  font-family:var(--font-mono);
  font-size:.66rem;color:var(--c-neon);
  opacity:.75;letter-spacing:0;
}
.site-nav__link::after{
  content:"";position:absolute;left:0;bottom:2px;
  width:100%;height:2px;
  background:var(--grad-progress);
  transform:scaleX(0);transform-origin:left;
  transition:transform .3s ease;
}
.site-nav__link:hover{color:var(--c-text)}
.site-nav__link:hover::after{transform:scaleX(1)}
.site-nav__link[aria-current="page"]{color:var(--c-text)}
.site-nav__link[aria-current="page"]::after{transform:scaleX(1)}
.site-nav__link[aria-current="page"]::before{opacity:1}

.nav-toggle{
  display:none;
  flex-direction:column;align-items:flex-end;gap:4px;
  padding:8px 4px;z-index:1101;
}
.nav-toggle__label{
  font-family:var(--font-mono);
  font-size:.62rem;letter-spacing:.2em;
  text-transform:uppercase;color:var(--c-muted);
  line-height:1;
}
.nav-toggle__icon{display:flex;flex-direction:column;gap:5px;width:26px}
.nav-toggle__bar{
  display:block;height:2px;width:100%;
  background:var(--c-text);
  transition:transform .3s ease,opacity .3s ease,width .3s ease;
}
.nav-toggle__bar:nth-child(2){width:68%}
.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;transform:translateX(-6px)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3){transform:translateY(-7px) rotate(-45deg);width:100%}

.site-footer{
  position:relative;
  margin-top:calc(var(--space) * 1.8);
  background:var(--c-deep);
  border-top:1px solid rgba(0,229,255,.14);
  overflow:hidden;
}
.site-footer::before{
  content:"";position:absolute;top:-1px;left:0;right:0;
  height:3px;background:var(--grad-progress);
}
.site-footer__deco{
  position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(0,229,255,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,229,255,.045) 1px,transparent 1px);
  background-size:44px 44px;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.4),transparent 75%);
  mask-image:linear-gradient(180deg,rgba(0,0,0,.4),transparent 75%);
}
.site-footer__grid{
  position:relative;
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.3fr;
  gap:clamp(1.5rem,4vw,2.5rem);
  padding-top:clamp(2.5rem,6vw,3.5rem);
  padding-bottom:2.5rem;
}
.site-footer__logo{
  display:inline-block;
  font-family:var(--font-head);
  font-size:1.5rem;letter-spacing:.05em;
  color:var(--c-text);text-transform:uppercase;
  transform:skewX(-5deg);
  margin-bottom:14px;
}
.site-footer__logo span{color:var(--c-neon)}
.site-footer__logo:hover{color:var(--c-text)}
.site-footer__trust{
  max-width:36ch;
  color:var(--c-muted);font-size:.88rem;line-height:1.85;
  border-left:3px solid rgba(0,229,255,.65);
  padding-left:14px;
}
.site-footer__col{}
.site-footer__title{
  font-size:.82rem;font-weight:700;
  color:var(--c-text);letter-spacing:.16em;
  text-transform:uppercase;
  padding-bottom:10px;margin-bottom:14px;
  position:relative;
  font-family:var(--font-mono);
}
.site-footer__title::after{
  content:"";position:absolute;left:0;bottom:0;
  width:28px;height:2px;
  background:var(--c-neon);
  clip-path:polygon(0 0,100% 0,calc(100% - 6px) 100%,0 100%);
}
.site-footer__list{display:flex;flex-direction:column;gap:.55rem}
.site-footer__list a{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--c-muted);font-size:.92rem;
  padding:2px 0;transition:color .2s ease,transform .2s ease;
}
.site-footer__list a::before{
  content:"→";font-family:var(--font-mono);
  color:var(--c-line);font-size:.75rem;transition:transform .2s ease;
}
.site-footer__list a:hover{
  color:var(--c-neon);transform:translateX(3px);
}
.site-footer__list a:hover::before{color:var(--c-neon)}
.site-footer__list--meta{
  font-size:.85rem;color:var(--c-muted);line-height:1.7;
  word-break:break-word;
}
.site-footer__list--meta li{
  position:relative;padding-left:18px;
}
.site-footer__list--meta li::before{
  content:"";position:absolute;left:0;top:.75em;
  width:8px;height:2px;
  background:var(--c-neon);
  clip-path:polygon(0 0,100% 0,calc(100% - 3px) 100%,0 100%);
}
.site-footer__bottom{
  position:relative;
  border-top:1px solid rgba(112,140,180,.18);
  padding-block:1rem;
}
.site-footer__bottom-inner{
  display:flex;flex-wrap:wrap;gap:8px 24px;
  justify-content:space-between;
  color:var(--c-muted);
  font-family:var(--font-mono);font-size:.78rem;
  letter-spacing:.02em;
}
.site-footer__icp{color:var(--c-muted)}
.site-footer__icp::before{content:"授权备案 "}

[data-reveal]{will-change:opacity,transform}
html.js [data-reveal]{
  opacity:0;
  transform:translateY(28px);
  transition:opacity .6s ease,transform .6s ease;
}
html.js [data-reveal][data-revealed]{
  opacity:1;transform:none;
}

@media (max-width:1100px) and (min-width:901px){
  .site-nav__list{gap:.8rem}
  .site-nav__link{font-size:.84rem}
  .site-footer__grid{grid-template-columns:1.4fr 1fr 1fr}
}

@media (max-width:1000px){
  .site-footer__grid{grid-template-columns:1fr 1fr}
}
@media (max-width:600px){
  .site-footer__grid{grid-template-columns:1fr}
  .site-footer__bottom-inner{flex-direction:column;align-items:flex-start;gap:4px}
  .grid--2,.grid--3,.grid--4{grid-template-columns:1fr}
  .section--split{grid-template-columns:1fr}
}

@media (max-width:900px){
  .nav-toggle{display:flex}
  html.js .site-nav{
    position:fixed;top:var(--header-h);right:0;
    height:calc(100vh - var(--header-h));
    width:min(320px,82vw);
    background:rgba(8,22,48,.96);
    -webkit-backdrop-filter:blur(18px);
    backdrop-filter:blur(18px);
    border-left:1px solid rgba(0,229,255,.2);
    padding:1.5rem 1.25rem;
    overflow-y:auto;
    z-index:1050;
    transform:translateX(100%);
    opacity:0;
    transition:transform .35s ease,opacity .3s ease;
  }
  html.js .site-nav[data-open="true"]{
    transform:translateX(0);opacity:1;
  }
  .site-nav__list{flex-direction:column;align-items:stretch;gap:0}
  .site-nav__item{border-bottom:1px solid rgba(112,140,180,.14)}
  .site-nav__link{
    display:flex;align-items:baseline;justify-content:space-between;
    width:100%;padding:1rem .25rem;
    font-size:1rem;
  }
  .site-nav__link::after{display:none}
  .site-nav__link[aria-current="page"]{color:var(--c-neon)}
}

@keyframes pulse{
  0%,100%{opacity:1;transform:scale(1)}
  50%{opacity:.55;transform:scale(.82)}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.01ms!important;
    animation-iteration-count:1!important;
    transition-duration:.01ms!important;
  }
  html.js [data-reveal]{
    opacity:1;transform:none;transition:none;
  }
  .site-brand__dot{animation:none}
  .site-header__progress{opacity:.5}
}