:root{
  --bg:#05070D; --bg2:#0A0F1C; --ink:#EAF1FF; --soft:#8E9BB8;
  --cyan:#40F2E0; --violet:#8B5CFF; --line:rgba(160,185,255,.14);
  --glass:rgba(14,20,36,.6);
}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--ink);
  font:400 17px/1.65 "Manrope",system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{color:inherit}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:8px}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px;position:relative;z-index:2}

/* background: perspective grid + glow */
.bg-grid{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(var(--line) 1px,transparent 1px),
    linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 20%,transparent 75%);
  mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 20%,transparent 75%);
}
.bg-glow{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(600px 400px at 15% 8%,rgba(64,242,224,.14),transparent 70%),
    radial-gradient(700px 480px at 88% 22%,rgba(139,92,255,.17),transparent 70%);
}

/* nav */
.nav{display:flex;justify-content:space-between;align-items:center;padding-top:24px;padding-bottom:24px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font:700 19px/1 "Unbounded",sans-serif;letter-spacing:-.02em}
.logo svg{width:28px;height:28px;filter:drop-shadow(0 0 10px rgba(64,242,224,.5))}
.nav nav{display:flex;align-items:center;gap:26px;font-size:15px;font-weight:500;color:var(--soft)}
.nav nav a{text-decoration:none;transition:color .2s}
.nav nav a:hover{color:var(--ink)}
.pill{color:var(--ink)!important;border:1px solid var(--line);padding:9px 18px;border-radius:999px;background:var(--glass);backdrop-filter:blur(8px)}
.pill:hover{border-color:var(--cyan)}

/* hero */
.hero{padding-top:72px}
h1{
  font:700 clamp(40px,8vw,92px)/1.02 "Unbounded",sans-serif;
  letter-spacing:-.045em;max-width:12ch;
  background:linear-gradient(100deg,#fff 20%,#9fe9ff 55%,#b79cff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.lede{margin-top:28px;max-width:48ch;font-size:clamp(17px,2vw,20px);color:var(--soft)}
.actions{margin-top:36px;display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.btn{
  display:inline-block;text-decoration:none;font-weight:600;color:#031014;
  background:linear-gradient(100deg,var(--cyan),#7fb4ff);
  padding:15px 28px;border-radius:14px;
  box-shadow:0 0 0 1px rgba(255,255,255,.2) inset,0 10px 40px -8px rgba(64,242,224,.55);
  transition:transform .2s,box-shadow .2s;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(255,255,255,.3) inset,0 14px 48px -6px rgba(64,242,224,.75)}
.ghost{
  text-decoration:none;font-weight:500;padding:15px 24px;border-radius:14px;
  border:1px solid var(--line);background:var(--glass);backdrop-filter:blur(8px);transition:border-color .2s;
}
.ghost:hover{border-color:var(--violet)}

/* network stage */
.stage{position:relative;z-index:1;height:clamp(300px,44vw,480px);margin-top:24px}
.stage canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
.label{position:absolute;top:50%;transform:translateY(-50%);z-index:2;pointer-events:none;
  font-family:"JetBrains Mono",monospace;font-size:13px;line-height:1.35;
  background:var(--glass);border:1px solid var(--line);padding:10px 14px;border-radius:12px;backdrop-filter:blur(8px)}
.label b{display:block;font-weight:500;font-size:14px}
.label span{color:var(--soft)}
.label.left{left:max(16px,4%)}
.label.left b{color:var(--cyan)}
.label.right{right:max(16px,4%)}
.label.right b{color:#b79cff}

/* sections */
.block{padding-top:104px}
h2{font:700 clamp(28px,4.4vw,46px)/1.1 "Unbounded",sans-serif;letter-spacing:-.035em;max-width:18ch}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:44px}
.cards.two{grid-template-columns:repeat(2,1fr)}
.card{
  --mx:50%;--my:50%;
  position:relative;padding:30px;border-radius:22px;overflow:hidden;
  background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(10px);
}
.card::before{ /* cursor-following glow */
  content:"";position:absolute;inset:0;pointer-events:none;opacity:0;transition:opacity .3s;
  background:radial-gradient(260px circle at var(--mx) var(--my),rgba(64,242,224,.16),transparent 70%);
}
.card:hover::before{opacity:1}
.card h3{font:600 20px/1.25 "Unbounded",sans-serif;letter-spacing:-.02em}
.card p{margin-top:12px;color:var(--soft);max-width:32ch}
.chain code{display:inline-block;margin-top:22px;font:500 13px "JetBrains Mono",monospace;color:var(--cyan);
  border:1px solid rgba(64,242,224,.35);padding:5px 10px;border-radius:8px}
.chain.rh code{color:#b79cff;border-color:rgba(139,92,255,.45)}
.chain.sol{box-shadow:0 0 60px -30px rgba(64,242,224,.5)}
.chain.rh{box-shadow:0 0 60px -30px rgba(139,92,255,.6)}

.cta{
  border-radius:30px;padding:clamp(36px,7vw,76px);border:1px solid var(--line);
  background:
    radial-gradient(500px 260px at 90% 0%,rgba(139,92,255,.28),transparent 70%),
    radial-gradient(500px 260px at 0% 100%,rgba(64,242,224,.2),transparent 70%),
    var(--bg2);
}
.cta p{margin-top:16px;max-width:42ch;color:var(--soft)}
.cta .btn{margin-top:30px}

.foot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;padding-top:80px;padding-bottom:56px;
  font:400 13px "JetBrains Mono",monospace;color:var(--soft)}

/* single page-load moment: hero rises in */
@media (prefers-reduced-motion:no-preference){
  .hero>*{animation:in .9s both cubic-bezier(.2,.7,.2,1)}
  .hero .lede{animation-delay:.12s}.hero .actions{animation-delay:.22s}
  .stage{animation:fade 1.4s .3s both}
  @keyframes in{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}
  @keyframes fade{from{opacity:0}to{opacity:1}}
}

@media (max-width:820px){
  .cards,.cards.two{grid-template-columns:1fr}
  .nav nav a:not(.pill){display:none}
  .label span{display:none}
  .hero{padding-top:44px}
}