:root{--bg:#0b0d10;--bg2:#10131822;--panel:#12151b;--line:#232832;--text:#e8eaee;--muted:#9aa3b2;--accent:#6ea8fe;--sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;--mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;--r:10px}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{background:var(--bg);color:var(--text);font:400 16px/1.65 var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden}
.mono{font-family:var(--mono)}
.wrap{width:min(1160px,100% - 40px);margin-inline:auto}
a{color:inherit}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.skip{position:absolute;left:-999px;top:8px;background:var(--accent);color:#000;padding:8px 14px;border-radius:6px;z-index:100}.skip:focus{left:8px}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.label{font-size:12px;letter-spacing:.14em;color:var(--accent);margin-bottom:18px}
h1,h2,h3{line-height:1.12;letter-spacing:-.02em;font-weight:600}
h1{font-size:clamp(2.4rem,6.5vw,4.4rem);max-width:15ch}
h2{font-size:clamp(1.8rem,4vw,2.7rem);max-width:22ch}
h3{font-size:1.1rem;letter-spacing:-.01em}
.lead{color:var(--muted);font-size:1.12rem;max-width:56ch;margin-top:22px}
.muted,p{color:var(--muted)}
.meta{font-size:12px;letter-spacing:.1em;color:#6b7482;margin-top:28px}
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:#06101f;font-weight:600;padding:13px 22px;border-radius:8px;text-decoration:none;border:1px solid var(--accent);transition:transform .2s,box-shadow .2s,background .2s}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 28px -8px rgba(110,168,254,.55);background:#8bbaff}
.btn-sm{padding:8px 14px;font-size:14px}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--line)}.btn-ghost:hover{background:#ffffff0a;border-color:#3a4150;box-shadow:none}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.site-header{position:fixed;inset:0 0 auto;z-index:50;transition:background .3s,border-color .3s;border-bottom:1px solid transparent}
.site-header.scrolled{background:#0b0d10e6;backdrop-filter:blur(12px);border-color:var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{font-weight:600;letter-spacing:.14em;font-size:14px;text-decoration:none;display:flex;align-items:center;gap:10px}
.mark{width:14px;height:14px;border:1.5px solid var(--accent);transform:rotate(45deg);position:relative}.mark:after{content:"";position:absolute;inset:3px;background:var(--accent)}
nav{display:none;align-items:center;gap:28px;font-size:14px}
nav a:not(.btn){color:var(--muted);text-decoration:none;transition:color .2s}nav a:not(.btn):hover{color:var(--text)}
nav.open{display:flex;flex-direction:column;align-items:flex-start;position:absolute;top:68px;left:0;right:0;background:#0b0d10f5;padding:20px;border-bottom:1px solid var(--line)}
.menu-btn{background:none;border:1px solid var(--line);border-radius:8px;width:42px;height:42px;display:grid;place-content:center;gap:6px;cursor:pointer}
.menu-btn i{display:block;width:18px;height:1.5px;background:var(--text)}
.hero{position:relative;padding:130px 0 80px;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:linear-gradient(#ffffff08 1px,transparent 1px) 0 0/56px 56px,linear-gradient(90deg,#ffffff08 1px,transparent 1px) 0 0/56px 56px;-webkit-mask:radial-gradient(ellipse 80% 70% at 60% 30%,#000,transparent);mask:radial-gradient(ellipse 80% 70% at 60% 30%,#000,transparent);animation:drift 40s linear infinite}
.hero:after{content:"";position:absolute;width:520px;height:520px;right:-120px;top:-120px;background:radial-gradient(circle,rgba(110,168,254,.13),transparent 65%);pointer-events:none}
@keyframes drift{to{background-position:56px 56px,56px 56px}}
.hero-grid{position:relative;z-index:1;display:grid;gap:56px}
.hero-visual{margin:0}
.panel{background:linear-gradient(180deg,#14181f,#0f1217);border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:0 30px 80px -30px #000}
.panel-bar{display:flex;align-items:center;gap:14px;padding:10px 14px;border-bottom:1px solid var(--line);font-size:11px;color:#6b7482}
.dots{display:flex;gap:5px}.dots i{width:8px;height:8px;border-radius:50%;background:#2a303b}
.live{margin-left:auto;color:var(--accent)}
.graph{display:block;width:100%;height:auto}
.flow{stroke-dasharray:6 8;animation:dash 6s linear infinite}
@keyframes dash{to{stroke-dashoffset:-56}}
.pulse{animation:pulse 3s ease-in-out infinite;transform-origin:450px 330px;transform-box:fill-box}
@keyframes pulse{50%{stroke-opacity:.35}}
.term{display:grid;gap:2px;padding:14px 16px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}.term b{color:var(--accent);font-weight:400}
.cursor{display:inline-block;width:7px;height:13px;background:var(--accent);margin-left:4px;vertical-align:-2px;animation:blink 1.1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.strip{border-block:1px solid var(--line);background:#0d1014}
.strip ul{list-style:none;padding:22px 0;display:flex;flex-wrap:wrap;gap:14px 36px;justify-content:center;font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.strip li:before{content:"//";color:var(--accent);margin-right:10px}
.sec{padding:96px 0}.alt{background:#0d1014;border-block:1px solid var(--line)}
.sec-head p{margin-top:18px;max-width:60ch}.sec-head h2{margin-top:0}
.note{font-size:11px;letter-spacing:.06em;color:#6b7482!important}
.cards{display:grid;gap:18px;margin-top:52px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:28px;transition:border-color .25s,transform .25s}
.card:hover{border-color:#3a4a66;transform:translateY(-3px)}
.card-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:22px}
.ico{width:44px;height:44px;color:var(--accent)}
.tag{font-size:11px;color:#6b7482;letter-spacing:.1em}
.card p{margin-top:10px;font-size:.95rem}
.focus{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.focus li{font:400 11.5px var(--mono);color:var(--text);border:1px solid var(--line);border-radius:5px;padding:4px 9px;background:#0b0d10}
.split{display:grid;gap:48px}
.chain{list-style:none;padding:0;position:relative;display:grid;gap:12px}
.chain:before{content:"";position:absolute;left:21px;top:20px;bottom:20px;width:1px;background:linear-gradient(var(--line),var(--accent))}
.node{position:relative;display:flex;gap:18px;align-items:flex-start;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px}
.node:last-child{border-color:#3a4a66}
.idx{width:26px;height:26px;flex:none;border-radius:50%;background:var(--bg);border:1px solid var(--accent);color:var(--accent);font-size:10px;display:grid;place-items:center;margin-left:-4px}
.node p{font-size:.9rem;margin-top:3px}
.steps{list-style:none;padding:0;display:grid;gap:0;margin-top:52px;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.step{padding:28px;border-bottom:1px solid var(--line);background:var(--panel)}.step:last-child{border-bottom:0}
.num{display:block;color:var(--accent);font-size:13px;margin-bottom:14px}
.step p{margin-top:8px;font-size:.93rem}
.doc{background:#f1f2f4;color:#14171c;border-radius:6px;padding:28px;box-shadow:0 40px 80px -40px #000,0 0 0 1px #ffffff12;max-width:520px;width:100%;justify-self:center}
.doc-head{display:flex;justify-content:space-between;font-size:10px;letter-spacing:.14em;color:#5b6472;border-bottom:1px solid #d3d6dc;padding-bottom:12px}
.doc-title{padding:22px 0;display:grid;gap:8px}
.line{display:block;height:10px;border-radius:2px;background:#cfd3da}.w60{width:60%;height:14px;background:#14171c}.w30{width:30%}
.doc ol{list-style:none;padding:0;display:grid;gap:2px}
.doc li{display:flex;gap:14px;padding:11px 0;border-top:1px solid #dfe2e7}
.doc li .mono{color:#2f6fd6;font-size:11px;padding-top:3px}
.doc li div{display:grid}.doc strong{font-size:.95rem}.doc li span:not(.mono){color:#5b6472;font-size:.82rem}
.whys{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;margin-top:52px}
.why{background:var(--bg);padding:28px}.why .mono{font-size:12px;color:var(--accent);display:block;margin-bottom:12px}.why p{margin-top:8px;font-size:.93rem}
.about{max-width:820px}.about-text{font-size:clamp(1.3rem,3vw,1.9rem);line-height:1.35;color:var(--text);letter-spacing:-.01em}.about .muted{margin-top:20px}
.cta{padding:96px 0}
.cta-box{border:1px solid var(--line);border-radius:16px;padding:clamp(32px,7vw,80px);text-align:center;background:radial-gradient(ellipse at 50% 0,rgba(110,168,254,.10),transparent 60%),var(--panel)}
.cta-box h2,.cta-box .lead{margin-inline:auto}.cta-box .btn{margin-top:34px}
.foot{border-top:1px solid var(--line);padding:40px 0;font-size:14px}
.foot-grid{display:grid;gap:24px}.foot .mono{font-size:12px}
.reveal{opacity:0;transform:translateY(14px);transition:opacity .7s ease,transform .7s ease}.reveal.in{opacity:1;transform:none}
@media(min-width:760px){
.cards{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:repeat(3,1fr)}
.step{border-right:1px solid var(--line)}.step:nth-child(3n){border-right:0}.step:nth-child(-n+3){border-bottom:1px solid var(--line)}
.whys{grid-template-columns:repeat(2,1fr)}.foot-grid{grid-template-columns:1fr auto}}
@media(min-width:960px){
.menu-btn{display:none}nav{display:flex}
.hero{padding:170px 0 110px}.hero-grid{grid-template-columns:1.05fr .95fr;align-items:center}
.cards{grid-template-columns:repeat(3,1fr)}.whys{grid-template-columns:repeat(3,1fr)}
.split{grid-template-columns:1fr 1fr;align-items:start}.split>.sec-head{position:sticky;top:110px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto}.reveal{opacity:1;transform:none}}