:root{
  --bg-deep:#0a192f;
  --bg-raise:#0c2140;
  --bg-footer:#060d1b;
  --glass:rgba(255,255,255,.08);
  --glass-strong:rgba(255,255,255,.14);
  --line:rgba(255,107,53,.35);
  --orange:#ff6b35;
  --purple:#9d4edd;
  --chili:#e63946;
  --silver:#e0e1dd;
  --muted:#a8b2d1;
  --lime:#ccff33;
  --font-display:Impact,Haettenschweiler,"Arial Narrow Bold",sans-serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --header-h:72px;
  --container:1180px;
  --radius:16px;
  --transition:.3s ease;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-deep);
  background-image:
    linear-gradient(rgba(157,78,221,.06) 1px,transparent 1px),
    linear-gradient(90deg,rgba(157,78,221,.06) 1px,transparent 1px);
  background-size:48px 48px;
  color:var(--silver);
  font-family:var(--font-body);
  line-height:1.7;
  min-height:100vh;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none;margin:0;padding:0}
button{font:inherit;cursor:pointer}
img{max-width:100%;display:block}
h1,h2,h3,h4,h5,h6{font-family:var(--font-display);font-weight:800;line-height:1.15;letter-spacing:.03em;color:var(--silver);margin:0}
p{margin:0}
.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}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:2px}
.skip-link{
  position:fixed;
  top:-100%;
  left:1rem;
  z-index:200;
  padding:.6rem 1.2rem;
  background:var(--lime);
  color:var(--bg-deep);
  font-weight:700;
  border-radius:4px;
  transition:top .2s;
}
.skip-link:focus{top:1rem}

.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(10,25,47,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,107,53,.35);
}
.header-inner{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
  width:100%;
  max-width:1440px;
  margin-inline:auto;
  padding-inline:clamp(1rem,3vw,2rem);
  height:var(--header-h);
}
.scroll-progress{
  position:absolute;
  top:0;
  left:0;
  height:3px;
  width:100%;
  background:linear-gradient(90deg,var(--orange),var(--purple));
  transform-origin:0 50%;
  transform:scaleX(0);
  z-index:10;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:.65rem;
  flex-shrink:0;
}
.brand-mark{
  display:grid;
  place-items:center;
  width:44px;
  height:44px;
  background:var(--bg-deep);
  border:2px solid var(--orange);
  color:var(--orange);
  font-family:var(--font-display);
  font-size:1.1rem;
  font-weight:900;
  letter-spacing:.05em;
  transform:skew(-6deg);
  box-shadow:0 0 14px rgba(255,107,53,.45);
}
.brand-text{
  display:flex;
  flex-direction:column;
  line-height:1.1;
}
.brand-name{
  font-family:var(--font-display);
  font-size:1.25rem;
  letter-spacing:.08em;
  color:var(--silver);
}
.brand-sub{
  font-size:.62rem;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--purple);
}
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  padding:0;
  background:transparent;
  border:1px solid rgba(255,255,255,.14);
  border-radius:8px;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
}
.nav-toggle-line{
  display:block;
  width:20px;
  height:2px;
  background:var(--orange);
  border-radius:2px;
  transition:transform .3s,opacity .3s;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.header-nav{display:block}
.nav-list{
  display:flex;
  align-items:center;
  gap:clamp(1rem,2vw,2rem);
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:.5rem 0;
  color:var(--silver);
  font-weight:500;
  letter-spacing:.06em;
  transition:color .25s,transform .25s;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;
  bottom:0;
  width:100%;
  height:2px;
  background:linear-gradient(90deg,var(--orange),var(--purple));
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .3s;
}
.nav-link:hover,
.nav-link[aria-current="page"]{
  color:var(--orange);
}
.nav-link:hover::after,
.nav-link[aria-current="page"]::after{
  transform:scaleX(1);
}

.site-footer{
  position:relative;
  margin-top:clamp(3rem,8vh,6rem);
  background:var(--bg-footer);
  border-top:2px solid var(--purple);
}
.footer-inner{
  display:grid;
  grid-template-columns:2fr 1fr 1.5fr;
  gap:clamp(1.5rem,4vw,3rem);
  width:min(var(--container),92%);
  margin-inline:auto;
  padding-block:clamp(2.5rem,6vw,4.5rem);
}
.footer-brand .brand-name{font-size:1.4rem;color:var(--silver)}
.footer-trust{
  margin-top:1rem;
  max-width:34rem;
  color:var(--muted);
  font-size:.9rem;
}
.footer-heading{
  margin-bottom:1rem;
  color:var(--orange);
  font-size:.95rem;
  letter-spacing:.14em;
  text-transform:uppercase;
}
.footer-nav li+li{margin-top:.5rem}
.footer-nav a{
  color:var(--muted);
  transition:color .25s,padding-left .25s;
}
.footer-nav a:hover{color:var(--orange);padding-left:.25rem}
.footer-contact p{
  color:var(--muted);
  font-size:.92rem;
  line-height:1.8;
}
.footer-bottom{
  border-top:1px solid rgba(168,178,209,.2);
  display:flex;
  flex-wrap:wrap;
  gap:.5rem 2rem;
  justify-content:space-between;
  width:min(var(--container),92%);
  margin-inline:auto;
  padding-block:1rem;
  color:var(--muted);
  font-size:.85rem;
}
.to-top{
  position:fixed;
  right:1.5rem;
  bottom:1.5rem;
  z-index:80;
  padding:.7rem 1.1rem;
  background:var(--orange);
  border:0;
  color:var(--bg-deep);
  font-family:var(--font-display);
  letter-spacing:.08em;
  transform:skew(-6deg);
  box-shadow:0 0 18px rgba(255,107,53,.5);
  transition:opacity .3s,transform .3s;
  opacity:0;
  pointer-events:none;
}
.to-top[data-visible]{
  opacity:1;
  pointer-events:auto;
}
.to-top:hover{
  transform:skew(-6deg) translateY(-2px);
}

.container{width:min(var(--container),92%);margin-inline:auto}
.section{padding-block:clamp(2.5rem,7vw,5.5rem)}
.section--wide{max-width:1440px}
.section--narrow{max-width:840px;margin-inline:auto}
.section-head{margin-bottom:2rem}
.kicker{
  display:inline-block;
  margin-bottom:.5rem;
  font-family:var(--font-display);
  font-size:.75rem;
  letter-spacing:.28em;
  text-transform:uppercase;
  color:var(--purple);
}
.title{font-size:clamp(1.8rem,4vw,3.2rem);text-transform:uppercase}
.lead{color:var(--muted);font-size:1.05rem;max-width:720px;margin-top:.75rem}
.split{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:clamp(2rem,5vw,4rem);
  align-items:start;
}
.split__aside{position:sticky;top:calc(var(--header-h) + 2rem)}
.grid{display:grid;gap:1.5rem}
.grid--2{grid-template-columns:repeat(2,1fr)}
.grid--3{grid-template-columns:repeat(3,1fr)}
.glass-card{
  background:var(--glass);
  border:1px solid rgba(255,255,255,.1);
  border-radius:var(--radius);
  padding:1.5rem;
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.card{
  position:relative;
  background:var(--bg-raise);
  border:1px solid rgba(255,255,255,.06);
  border-radius:var(--radius);
  padding:1.5rem;
}
.card--accent::before{
  content:"";
  position:absolute;
  inset-inline-start:0;
  top:0;
  width:3px;
  height:100%;
  background:linear-gradient(var(--orange),var(--purple));
  border-radius:var(--radius) 0 0 var(--radius);
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.5rem;
  padding:.7rem 1.4rem;
  font-family:var(--font-display);
  letter-spacing:.06em;
  text-transform:uppercase;
  background:transparent;
  border:2px solid transparent;
  transform:skew(-6deg);
  transition:transform .25s,box-shadow .25s,background .25s,color .25s,border-color .25s;
}
.btn-primary{
  background:var(--orange);
  color:var(--bg-deep);
  box-shadow:0 0 18px rgba(255,107,53,.4);
}
.btn-outline{
  border-color:var(--purple);
  color:var(--silver);
}
.btn:hover{
  transform:skew(-6deg) translateY(-2px);
}
.btn-primary:hover{box-shadow:0 0 26px rgba(255,107,53,.65)}
.btn-outline:hover{border-color:var(--orange);color:var(--orange)}
.badge{
  display:inline-block;
  padding:.2rem .8rem;
  background:rgba(157,78,221,.22);
  color:var(--purple);
  border-radius:999px;
  font-size:.75rem;
  letter-spacing:.12em;
}
.tag{
  display:inline-block;
  padding:.2rem .7rem;
  background:rgba(255,107,53,.15);
  color:var(--orange);
  border-radius:4px;
  font-size:.75rem;
  letter-spacing:.1em;
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  gap:.4rem;
  margin-bottom:1.5rem;
  color:var(--muted);
  font-size:.9rem;
}
.breadcrumb a:hover{color:var(--orange)}
.breadcrumb .current{color:var(--purple)}
.panel{
  margin:1.5rem 0;
  padding:1.2rem 1.4rem;
  background:var(--glass);
  border-left:3px solid var(--orange);
  border-radius:0 var(--radius) var(--radius) 0;
}
.note{color:var(--muted);font-size:.85rem}
.showcase{
  position:relative;
  padding:2rem;
  background:linear-gradient(135deg,rgba(255,107,53,.08),rgba(157,78,221,.08));
  border:1px solid rgba(255,255,255,.06);
  clip-path:polygon(0 0,100% 4%,96% 100%,0 96%);
}
.path-steps{counter-reset:step}
.path-step{
  position:relative;
  counter-increment:step;
  margin-bottom:1rem;
  padding:1.5rem 1.5rem 1.5rem 3.6rem;
  background:var(--glass);
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius);
}
.path-step::before{
  content:counter(step);
  position:absolute;
  left:1rem;
  top:1.2rem;
  width:2rem;
  height:2rem;
  display:grid;
  place-items:center;
  background:var(--orange);
  color:var(--bg-deep);
  font-family:var(--font-display);
  font-weight:800;
  border-radius:4px;
}
.highlight{
  padding:.15rem .35rem;
  background:linear-gradient(120deg,rgba(255,107,53,.3),rgba(157,78,221,.3));
  color:var(--lime);
}
.divider{
  height:1px;
  border:0;
  margin:2rem 0;
  background:linear-gradient(90deg,var(--orange),var(--purple),transparent);
}
.media{
  position:relative;
  overflow:hidden;
  background:linear-gradient(135deg,var(--bg-raise),var(--bg-deep));
  border-radius:var(--radius);
  border:1px solid rgba(255,255,255,.08);
}
.media--16\/9{aspect-ratio:16/9}
.media--4\/3{aspect-ratio:4/3}
.media--square{aspect-ratio:1/1}
.media--21\/9{aspect-ratio:21/9}
.media img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
}
.media-placeholder{
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--muted);
  font-size:.85rem;
  letter-spacing:.2em;
  text-transform:uppercase;
}
[data-reveal]{
  opacity:0;
  transform:translateY(24px);
  transition:opacity .6s ease,transform .6s ease;
}
[data-reveal][data-revealed]{
  opacity:1;
  transform:none;
}

@media (max-width:1024px){
  .grid--3{grid-template-columns:repeat(2,1fr)}
  .footer-inner{grid-template-columns:1fr 1fr}
}
@media (max-width:800px){
  .nav-toggle{
    display:inline-flex;
  }
  .header-nav{
    position:fixed;
    top:var(--header-h);
    right:0;
    bottom:0;
    width:min(80vw,340px);
    z-index:110;
    padding:2rem;
    background:rgba(10,25,47,.97);
    border-left:2px solid rgba(255,107,53,.5);
    clip-path:polygon(8% 0,100% 0,100% 100%,0 100%);
    transform:translateX(100%);
    transition:transform .35s ease;
    overflow-y:auto;
  }
  .header-nav[data-open]{
    transform:translateX(0);
  }
  .nav-list{
    flex-direction:column;
    align-items:stretch;
    gap:1.2rem;
  }
  .nav-link{
    font-size:1.1rem;
  }
  .split{
    grid-template-columns:1fr;
  }
  .split__aside{
    position:static;
  }
}
@media (max-width:640px){
  .grid--2,
  .grid--3{
    grid-template-columns:1fr;
  }
  .footer-inner{
    grid-template-columns:1fr;
  }
  .footer-bottom{
    flex-direction:column;
  }
}
@media (prefers-reduced-motion:reduce){
  html{
    scroll-behavior:auto;
  }
  *,
  *::before,
  *::after{
    animation-duration:.001s !important;
    transition-duration:.001s !important;
  }
  [data-reveal]{
    opacity:1;
    transform:none;
  }
}