:root{
  --bg:#070b14;
  --bg2:#0b1222;
  --card:rgba(255,255,255,.06);
  --card2:rgba(255,255,255,.09);
  --line:rgba(255,255,255,.10);
  --text:rgba(255,255,255,.92);
  --muted:rgba(255,255,255,.70);
  --muted2:rgba(255,255,255,.55);
  --accent:#7cf7ff;
  --accent2:#a78bfa;
  --good:#2ee59d;
  --shadow: 0 18px 60px rgba(0,0,0,.55);
  --radius:16px;
  --radius2:22px;
  --max:1100px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background: radial-gradient(1200px 800px at 20% 0%, rgba(167,139,250,.16), transparent 55%),
              radial-gradient(900px 700px at 90% 10%, rgba(124,247,255,.14), transparent 52%),
              radial-gradient(900px 900px at 40% 100%, rgba(46,229,157,.10), transparent 60%),
              linear-gradient(180deg, var(--bg), var(--bg2));
  color:var(--text);
  overflow-x:hidden;
}

a{color:inherit;text-decoration:none}
.container{max-width:var(--max); margin:0 auto; padding:0 18px}
.topbar{
  position:sticky; top:0; z-index:50;
  backdrop-filter:saturate(180%) blur(14px);
  background: rgba(7,11,20,.55);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  height:68px;
}
.brand{
  display:flex; gap:12px; align-items:center;
  font-weight:700; letter-spacing:.2px;
}
.logo{
  width:34px;height:34px;border-radius:12px;
  background: radial-gradient(circle at 30% 25%, var(--accent), transparent 55%),
              radial-gradient(circle at 70% 75%, var(--accent2), transparent 55%),
              rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.10);
  box-shadow: 0 0 0 6px rgba(124,247,255,.06);
}
.menu{
  display:flex; gap:12px; align-items:center; flex-wrap:wrap;
}
.pill{
  padding:10px 12px;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(255,255,255,.04);
  border-radius:999px;
  font-size:14px;
  color:var(--muted);
  transition:.2s transform, .2s background, .2s border-color, .2s color;
}
.pill:hover{transform:translateY(-1px); background:rgba(255,255,255,.06); border-color:rgba(255,255,255,.14); color:var(--text)}
.pill.active{background:rgba(124,247,255,.10); border-color:rgba(124,247,255,.22); color:var(--text)}
.cta{
  display:flex; align-items:center; gap:10px;
  padding:10px 14px;
  border-radius:999px;
  background: linear-gradient(90deg, rgba(124,247,255,.20), rgba(167,139,250,.18));
  border:1px solid rgba(124,247,255,.22);
  box-shadow: 0 12px 36px rgba(124,247,255,.08);
  color:var(--text);
}
.cta:hover{transform:translateY(-1px)}
.cta small{color:var(--muted2)}

.hero{
  padding:60px 0 26px;
}
.heroGrid{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap:18px;
  align-items:stretch;
}
@media (max-width: 920px){
  .heroGrid{grid-template-columns:1fr}
  .menu{gap:8px}
}
.card{
  background: linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.04));
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--radius2);
  box-shadow: var(--shadow);
}
.cardInner{padding:22px}
.kicker{
  display:inline-flex; gap:8px; align-items:center;
  font-size:13px; color:var(--muted);
  padding:8px 10px; border-radius:999px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.10);
}
.dot{
  width:8px;height:8px;border-radius:99px;
  background: var(--good);
  box-shadow: 0 0 0 6px rgba(46,229,157,.12);
}
h1{
  margin:16px 0 10px;
  font-size:44px;
  line-height:1.05;
  letter-spacing:-.8px;
}
@media (max-width:520px){ h1{font-size:36px} }
.sub{
  color:var(--muted);
  font-size:16px;
  line-height:1.6;
  margin:0 0 18px;
}
.btnRow{display:flex; gap:10px; flex-wrap:wrap; margin-top:16px}
.btn{
  display:inline-flex; align-items:center; gap:10px;
  padding:12px 14px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.05);
  color:var(--text);
  transition:.2s transform, .2s background, .2s border-color;
}
.btn:hover{transform:translateY(-1px); background:rgba(255,255,255,.07); border-color:rgba(255,255,255,.18)}
.btn.primary{
  background: linear-gradient(90deg, rgba(124,247,255,.22), rgba(167,139,250,.20));
  border-color: rgba(124,247,255,.24);
}

.stats{display:grid; grid-template-columns:repeat(3,1fr); gap:10px; margin-top:18px}
@media (max-width:520px){ .stats{grid-template-columns:1fr} }
.stat{
  padding:14px;
  border-radius:16px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.10);
}
.stat b{font-size:18px}
.stat div{color:var(--muted2); font-size:13px; margin-top:4px}

.section{padding:28px 0}
.h2{
  display:flex; align-items:end; justify-content:space-between; gap:12px;
  margin:0 0 14px;
}
.h2 h2{margin:0; font-size:20px; letter-spacing:-.2px}
.h2 p{margin:0; color:var(--muted2); font-size:13px}

.grid3{display:grid; grid-template-columns:repeat(3,1fr); gap:12px}
@media (max-width:920px){ .grid3{grid-template-columns:1fr} }
.mini{
  padding:18px;
  border-radius:18px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.10);
  transition:.2s transform, .2s background, .2s border-color;
}
.mini:hover{transform:translateY(-2px); background:rgba(255,255,255,.06); border-color:rgba(255,255,255,.14)}
.mini .t{font-weight:700; margin-bottom:6px}
.mini .d{color:var(--muted); font-size:14px; line-height:1.6}

.list{display:grid; gap:10px}
.item{
  display:flex; justify-content:space-between; gap:12px;
  padding:16px 16px;
  border-radius:18px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.10);
}
.item .left{display:grid; gap:4px}
.item .name{font-weight:700}
.item .desc{color:var(--muted); font-size:14px; line-height:1.5}
.tag{
  align-self:flex-start;
  padding:8px 10px;
  border-radius:999px;
  font-size:12px;
  color:var(--muted);
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.10);
}

.footer{
  padding:28px 0 40px;
  color:var(--muted2);
  font-size:13px;
  text-align:center;
}
hr.sep{
  border:0;
  border-top:1px solid rgba(255,255,255,.08);
  margin:18px 0;
}
.note{
  color:var(--muted2);
  font-size:13px;
  line-height:1.6;
}
kbd{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size:12px;
  padding:2px 6px;
  border-radius:8px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
}
/* =========================
   Cyber Neon Top Nav
   ========================= */

.topbar{
  position: sticky;
  top: 0;
  z-index: 999;
  padding: 14px 0;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(6, 10, 18, .55);
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.topbar::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:
    radial-gradient(1200px 400px at 20% 10%, rgba(0,255,213,.10), transparent 60%),
    radial-gradient(900px 350px at 80% 0%, rgba(0,140,255,.12), transparent 55%),
    linear-gradient(90deg, rgba(255,255,255,.06), rgba(255,255,255,0));
  opacity:.9;
}

.container.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 18px;
  position: relative;
}

/* Brand */
.brand{
  display:flex;
  align-items:center;
  gap: 10px;
  text-decoration:none;
  position: relative;
}

.logoGlow{
  width: 34px;
  height: 34px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(0,255,213,.9), rgba(0,140,255,.9), rgba(180,0,255,.85));
  filter: blur(.0px);
  box-shadow:
    0 0 18px rgba(0,255,213,.28),
    0 0 28px rgba(0,140,255,.20),
    0 0 38px rgba(180,0,255,.12);
  position: relative;
  overflow:hidden;
}

.logoGlow::after{
  content:"";
  position:absolute;
  inset:-40%;
  background: conic-gradient(from 90deg, rgba(0,255,213,.0), rgba(0,255,213,.35), rgba(0,140,255,.30), rgba(180,0,255,.25), rgba(0,255,213,.0));
  animation: spinGlow 4.8s linear infinite;
}

@keyframes spinGlow{
  to{ transform: rotate(360deg); }
}

.brandText{
  color:#fff;
  font-weight: 650;
  letter-spacing: .6px;
  opacity: .92;
}

/* Nav layout + spacing */
.navbar{
  display:flex;
  align-items:center;
  justify-content:center;
  gap: 34px;                /* 这里就是你要的“间距” */
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  box-shadow:
    0 12px 40px rgba(0,0,0,.28),
    inset 0 0 0 1px rgba(255,255,255,.04);
  position: relative;
  overflow:hidden;
}

/* flowing border */
.navbar::before{
  content:"";
  position:absolute;
  inset:-2px;
  background: conic-gradient(
    from 180deg,
    rgba(0,255,213,.0),
    rgba(0,255,213,.25),
    rgba(0,140,255,.22),
    rgba(180,0,255,.18),
    rgba(0,255,213,.0)
  );
  filter: blur(10px);
  opacity: .55;
  animation: navFlow 6s linear infinite;
  pointer-events:none;
}

@keyframes navFlow{
  to{ transform: rotate(360deg); }
}

/* links */
.navlink{
  position: relative;
  text-decoration:none;
  color: rgba(255,255,255,.78);
  font-size: 14.5px;
  font-weight: 560;
  letter-spacing: .9px;
  padding: 10px 10px;
  border-radius: 999px;
  transition: transform .22s ease, color .22s ease, background .22s ease, box-shadow .22s ease;
  isolation:isolate;
}

.navlink::after{
  content:"";
  position:absolute;
  left: 12px;
  right: 12px;
  bottom: 6px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(0,255,213,.0), rgba(0,255,213,.85), rgba(0,140,255,.85), rgba(180,0,255,.65), rgba(0,255,213,.0));
  opacity: 0;
  transform: translateY(2px);
  transition: opacity .22s ease, transform .22s ease;
  pointer-events:none;
}

.navlink:hover{
  color: #ffffff;
  transform: translateY(-1px);
  background: rgba(255,255,255,.06);
  box-shadow: 0 0 18px rgba(0,255,213,.10);
}

.navlink:hover::after{
  opacity: 1;
  transform: translateY(0);
}

/* active state: your app.js will add .active */
.navlink.active{
  color: #ffffff;
  background: rgba(0,255,213,.10);
  box-shadow:
    0 0 22px rgba(0,255,213,.12),
    0 0 34px rgba(0,140,255,.08);
}
.navlink.active::after{
  opacity: 1;
  transform: translateY(0);
}

/* CTA button */
.nav-cta{
  padding: 10px 14px;
  background: linear-gradient(135deg, rgba(0,255,213,.18), rgba(0,140,255,.16), rgba(180,0,255,.12));
  border: 1px solid rgba(0,255,213,.22);
  box-shadow:
    0 0 18px rgba(0,255,213,.10),
    inset 0 0 0 1px rgba(255,255,255,.04);
}

.nav-cta:hover{
  background: linear-gradient(135deg, rgba(0,255,213,.26), rgba(0,140,255,.22), rgba(180,0,255,.18));
  box-shadow:
    0 0 26px rgba(0,255,213,.16),
    0 0 40px rgba(0,140,255,.10);
}

/* mobile wrap */
@media (max-width: 820px){
  .container.nav{ flex-wrap: wrap; }
  .navbar{
    width: 100%;
    justify-content: space-between;
    gap: 10px;
    overflow-x:auto;
    scrollbar-width: none;
  }
  .navbar::-webkit-scrollbar{ display:none; }
}