:root{
  --bg:#000;
  --fg:#fff;
  --dim:rgba(255,255,255,.62);
  --faint:rgba(255,255,255,.14);
  --line:rgba(255,255,255,.18);
  --card:rgba(255,255,255,.04);
  --sans:'Space Grotesk',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --ease:cubic-bezier(.2,.8,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--bg);color:var(--fg);font-family:var(--sans);
  line-height:1.55;overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
body.is-loading{overflow:hidden}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.mono{font-family:var(--mono)}
::selection{background:#fff;color:#000}

/* scrollbar */
::-webkit-scrollbar{width:10px}
::-webkit-scrollbar-track{background:#000}
::-webkit-scrollbar-thumb{background:#333;border-radius:10px}
::-webkit-scrollbar-thumb:hover{background:#666}

/* background canvas + grain */
#bg{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}
.grain{
  position:fixed;inset:-50%;z-index:1;pointer-events:none;opacity:.07;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 .9 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  animation:grain 1s steps(6) infinite;
}
@keyframes grain{
  0%{transform:translate(0,0)}20%{transform:translate(-4%,3%)}40%{transform:translate(3%,-5%)}
  60%{transform:translate(-5%,-2%)}80%{transform:translate(4%,4%)}100%{transform:translate(0,0)}
}

/* cursor */
.cursor{
  position:fixed;left:0;top:0;width:34px;height:34px;border:1px solid #fff;border-radius:50%;
  z-index:200;pointer-events:none;mix-blend-mode:difference;background:#fff0;
  transform:translate(-100px,-100px);transition:width .25s var(--ease),height .25s var(--ease),background .25s;
}
.cursor.hover{width:64px;height:64px;background:#fff}
@media (hover:none),(pointer:coarse){.cursor{display:none}}
@media (hover:hover) and (pointer:fine){body,a,button{cursor:none}}

/* loader */
.loader{
  position:fixed;inset:0;background:#000;z-index:500;display:grid;place-items:center;
  transition:opacity .7s var(--ease),visibility .7s;
}
.loader.done{opacity:0;visibility:hidden}
.loader-inner{text-align:center;width:min(78vw,340px)}
.loader-logo{font-size:clamp(46px,12vw,84px);font-weight:700;letter-spacing:.3em;margin-right:-.3em;animation:flicker 1.4s infinite}
.loader-bar{height:2px;background:var(--faint);margin:22px 0 14px;overflow:hidden}
.loader-bar span{display:block;height:100%;width:0;background:#fff;transition:width .2s linear}
.loader-text{font-size:12px;color:var(--dim);letter-spacing:.1em}
@keyframes flicker{0%,100%{opacity:1}45%{opacity:1}50%{opacity:.4}55%{opacity:1}}

/* nav */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;display:flex;align-items:center;justify-content:space-between;
  padding:16px clamp(18px,4vw,48px);transition:background .3s,backdrop-filter .3s,border-color .3s;
  border-bottom:1px solid transparent;
}
.nav.scrolled{background:rgba(0,0,0,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-color:var(--line)}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.22em;font-size:15px}
.brand svg{transition:transform .6s var(--ease)}
.brand:hover svg{transform:rotate(120deg)}
.links{display:flex;gap:30px}
.links a{font-size:14px;color:var(--dim);position:relative;transition:color .25s}
.links a::after{content:"";position:absolute;left:0;bottom:-5px;width:0;height:1px;background:#fff;transition:width .3s var(--ease)}
.links a:hover{color:#fff}
.links a:hover::after{width:100%}
@media (max-width:760px){.links{display:none}}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;background:#fff;color:#000;font-weight:600;font-size:15px;border:1px solid #fff;
  position:relative;overflow:hidden;transition:color .35s var(--ease),background .35s var(--ease),transform .25s var(--ease);
}
.btn::before{content:"";position:absolute;inset:0;background:#000;transform:translateY(101%);transition:transform .4s var(--ease);z-index:0}
.btn>*,.btn{z-index:1}
.btn:hover{color:#fff}
.btn:hover::before{transform:translateY(0)}
.btn{isolation:isolate}
.btn::before{z-index:-1}
.btn .arrow{display:inline-block;transition:transform .3s var(--ease)}
.btn:hover .arrow{transform:translate(4px,-2px)}
.btn-ghost{background:transparent;color:#fff;border-color:var(--line)}
.btn-ghost::before{background:#fff}
.btn-ghost:hover{color:#000;border-color:#fff}
.btn-sm{padding:9px 18px;font-size:13px}
.btn-block{width:100%;margin-top:22px}

/* layout */
main{position:relative;z-index:2}
.section{padding:clamp(80px,12vw,150px) clamp(18px,5vw,64px) 0;max-width:1280px;margin:0 auto}
.section-head{display:flex;align-items:baseline;gap:18px;margin-bottom:clamp(30px,5vw,56px);border-bottom:1px solid var(--line);padding-bottom:18px}
.section-head h2{font-size:clamp(30px,5vw,54px);font-weight:700;letter-spacing:-.02em}
.idx{font-size:13px;color:var(--dim)}

/* hero */
.hero{
  min-height:100svh;display:flex;flex-direction:column;justify-content:center;
  padding:120px clamp(18px,5vw,64px) 60px;max-width:1280px;margin:0 auto;position:relative;
}
.hero-tag{
  display:inline-flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--dim);border:1px solid var(--line);padding:8px 14px;border-radius:999px;width:fit-content;margin-bottom:34px;
}
.hero-tag i{width:7px;height:7px;border-radius:50%;background:#fff;animation:pulse 1.6s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(255,255,255,.7)}70%{box-shadow:0 0 0 10px rgba(255,255,255,0)}100%{box-shadow:0 0 0 0 rgba(255,255,255,0)}}
.hero-title{font-size:clamp(52px,12.5vw,168px);line-height:.94;font-weight:700;letter-spacing:-.045em}
.hero-title .line{display:block;overflow:hidden;padding-bottom:.06em}
.hero-title .word{display:inline-block;transform:translateY(110%);transition:transform 1.1s var(--ease)}
body.ready .hero-title .word{transform:none}
body.ready .hero-title .line:nth-child(2) .word{transition-delay:.12s}
body.ready .hero-title .line:nth-child(3) .word{transition-delay:.24s}
.outline{color:transparent;-webkit-text-stroke:2px #fff}
.hero-title .word:hover{animation:glitch .5s steps(2) 1}
@keyframes glitch{
  0%{transform:translate(0)}20%{transform:translate(-3px,2px);text-shadow:3px 0 #fff,-3px 0 #777}
  40%{transform:translate(3px,-2px)}60%{transform:translate(-2px,-1px);text-shadow:-3px 0 #fff,3px 0 #777}100%{transform:none}
}
.hero-sub{max-width:620px;margin-top:34px;font-size:clamp(16px,2vw,20px);color:var(--dim)}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px}
.scroll-hint{position:absolute;left:clamp(18px,5vw,64px);bottom:26px;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--dim);display:flex;align-items:center;gap:12px}
.scroll-hint span{width:1px;height:42px;background:linear-gradient(#fff,transparent);animation:scrollLine 1.8s var(--ease) infinite;transform-origin:top}
@keyframes scrollLine{0%{transform:scaleY(0)}50%{transform:scaleY(1)}100%{transform:scaleY(0);transform-origin:bottom}}
@media (max-width:760px){.scroll-hint{display:none}.outline{-webkit-text-stroke:1.5px #fff}}

/* marquee */
.marquee{
  position:relative;z-index:2;overflow:hidden;border-block:1px solid var(--line);background:rgba(0,0,0,.6);
  transform:rotate(-1.2deg);margin:40px -2vw 0;
}
.marquee-track{display:flex;width:max-content;gap:34px;padding:18px 0;animation:marquee 26s linear infinite;font-size:clamp(20px,3.4vw,40px);font-weight:700;letter-spacing:.08em;white-space:nowrap}
.marquee-track span:nth-child(odd){-webkit-text-stroke:1px #fff;color:transparent}
@keyframes marquee{to{transform:translateX(-50%)}}

/* about */
.about-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:clamp(30px,6vw,80px);align-items:start}
@media (max-width:860px){.about-grid{grid-template-columns:1fr}}
.lead{font-size:clamp(22px,3.2vw,36px);line-height:1.3;font-weight:500;letter-spacing:-.01em}
.stats{display:grid;gap:0;border:1px solid var(--line)}
.stat{display:flex;align-items:baseline;gap:16px;padding:20px 22px;border-bottom:1px solid var(--line);transition:background .3s}
.stat:last-child{border-bottom:0}
.stat:hover{background:var(--card)}
.stat b{font-size:clamp(34px,5vw,52px);font-weight:700;line-height:1;min-width:2ch}
.stat span{color:var(--dim);font-size:14px}

/* cards */
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
@media (max-width:900px){.cards{grid-template-columns:1fr}}
.card{
  position:relative;padding:28px;border:1px solid var(--line);background:var(--card);overflow:hidden;
  transform-style:preserve-3d;transition:border-color .3s,transform .25s var(--ease);will-change:transform;
}
.card:hover{border-color:#fff}
.card-glow{
  position:absolute;inset:0;pointer-events:none;opacity:0;transition:opacity .3s;
  background:radial-gradient(420px circle at var(--mx,50%) var(--my,50%),rgba(255,255,255,.14),transparent 60%);
}
.card:hover .card-glow{opacity:1}
.card-top{display:flex;justify-content:space-between;align-items:center}
.chip{font-size:11px;letter-spacing:.16em;padding:5px 10px;border:1px solid #fff}
.card-num{color:var(--dim);font-size:13px}
.card-art{height:170px;margin:22px 0 10px;display:grid;place-items:center;color:#fff;border:1px dashed var(--faint);background:
  linear-gradient(var(--faint) 1px,transparent 1px) 0 0/22px 22px,
  linear-gradient(90deg,var(--faint) 1px,transparent 1px) 0 0/22px 22px}
.card-art svg{width:100%;height:100%}
.card h3{font-size:clamp(28px,3.4vw,40px);letter-spacing:-.02em;margin-top:14px}
.card p{color:var(--dim);margin-top:10px}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.tags li{font-size:11px;letter-spacing:.06em;padding:5px 10px;border:1px solid var(--line);color:var(--dim);transition:all .25s}
.card:hover .tags li{border-color:#fff;color:#fff}

/* graph + radar animations */
.edge{stroke-dasharray:6 6;animation:dash 1.4s linear infinite}
@keyframes dash{to{stroke-dashoffset:-24}}
.node{transform-box:fill-box;transform-origin:center;animation:node 2.6s ease-in-out infinite}
.node:nth-child(2){animation-delay:.3s}.node:nth-child(3){animation-delay:.6s}.node:nth-child(4){animation-delay:.9s}.node:nth-child(5){animation-delay:1.2s}
@keyframes node{0%,100%{transform:scale(1)}50%{transform:scale(1.5)}}
.sweep{transform-origin:160px 80px;animation:spin 3.2s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.blip{animation:blip 3.2s ease-in-out infinite}
.blip.b2{animation-delay:1s}.blip.b3{animation-delay:2s}
@keyframes blip{0%,100%{opacity:.15}20%{opacity:1}}

/* features */
.features{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line)}
@media (max-width:980px){.features{grid-template-columns:repeat(2,1fr)}}
@media (max-width:540px){.features{grid-template-columns:1fr}}
.feat{padding:30px 24px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:background .35s,color .35s;margin:0 -1px -1px 0}
.feat:hover{background:#fff;color:#000}
.feat:hover p,.feat:hover span{color:#000}
.feat span{font-size:12px;color:var(--dim)}
.feat h4{font-size:24px;margin:30px 0 10px;letter-spacing:-.01em}
.feat p{color:var(--dim);font-size:15px}

/* terminal */
.terminal{border:1px solid var(--line);background:rgba(0,0,0,.7);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.term-bar{display:flex;align-items:center;gap:8px;padding:12px 16px;border-bottom:1px solid var(--line)}
.term-bar i{width:11px;height:11px;border-radius:50%;border:1px solid #fff}
.term-bar span{margin-left:10px;font-size:12px;color:var(--dim)}
.term-body{padding:22px;font-size:clamp(12px,1.9vw,15px);min-height:280px;white-space:pre-wrap;word-break:break-word;color:#fff;line-height:1.7}
.term-body .dim{color:var(--dim)}
.term-body .caret{display:inline-block;width:.6em;height:1.1em;background:#fff;vertical-align:-.2em;animation:blink 1s steps(2) infinite}
@keyframes blink{50%{opacity:0}}

/* contact */
.contact-box{border:1px solid var(--line);padding:clamp(28px,6vw,70px);background:var(--card);position:relative;overflow:hidden}
.contact-box::after{content:"";position:absolute;right:-120px;top:-120px;width:340px;height:340px;border:1px solid var(--line);border-radius:50%;box-shadow:0 0 0 40px rgba(255,255,255,.03),0 0 0 90px rgba(255,255,255,.02)}
.big{font-size:clamp(30px,5.4vw,66px);line-height:1.04;letter-spacing:-.03em;font-weight:700}
.contact-box p{color:var(--dim);margin-top:18px;max-width:520px}
.socials{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px;position:relative;z-index:1}
.social{display:inline-flex;align-items:center;gap:10px;padding:13px 20px;border:1px solid var(--line);font-size:15px;transition:background .3s,color .3s,border-color .3s,transform .3s var(--ease)}
.social:hover{background:#fff;color:#000;border-color:#fff;transform:translateY(-3px)}

/* footer */
.footer{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  padding:40px clamp(18px,5vw,64px);margin-top:clamp(80px,12vw,150px);border-top:1px solid var(--line);font-size:12px;color:var(--dim)}
.footer a:hover{color:#fff}

/* reveal */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}
.cards .reveal:nth-child(2){transition-delay:.12s}
.features .reveal:nth-child(2){transition-delay:.08s}.features .reveal:nth-child(3){transition-delay:.16s}.features .reveal:nth-child(4){transition-delay:.24s}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
  .hero-title .word{transform:none}
}