:root{
  --bg:#07060d;--bg2:#0e0b1a;--surface:rgba(255,255,255,.04);--surface-2:rgba(255,255,255,.07);
  --border:rgba(168,85,247,.18);--border-strong:rgba(168,85,247,.4);
  --text:#ece9f6;--muted:#a19cb8;--dim:#6f6a88;
  --p1:#7c3aed;--p2:#a855f7;--p3:#c4b5fd;--accent:#22d3ee;
  --grad:linear-gradient(135deg,#7c3aed 0%,#a855f7 100%);
  --radius:18px;--max:1180px;
  --font:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --display:'Space Grotesk','Inter',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,Menlo,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.65;font-size:16px;overflow-x:hidden;-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0;z-index:-2;
  background:radial-gradient(900px 600px at 85% -10%,rgba(124,58,237,.28),transparent 60%),
             radial-gradient(700px 500px at -10% 30%,rgba(168,85,247,.14),transparent 60%),
             radial-gradient(600px 400px at 50% 110%,rgba(34,211,238,.06),transparent 60%),var(--bg)}
body::after{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.35;
  background-image:linear-gradient(rgba(168,85,247,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(168,85,247,.06) 1px,transparent 1px);
  background-size:56px 56px;mask-image:radial-gradient(ellipse at 50% 0%,#000 30%,transparent 75%)}
a{color:var(--p3);text-decoration:none;transition:color .2s}
a:hover{color:#fff}
img,svg{display:block;max-width:100%}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}
@media(max-width:600px){.container{padding:0 16px}}
h1,h2,h3,h4{font-family:var(--display);line-height:1.15;letter-spacing:-.02em;font-weight:700}
h1{font-size:clamp(2.3rem,5.6vw,4.2rem)}
h2{font-size:clamp(1.7rem,3.4vw,2.6rem)}
h3{font-size:1.25rem}
p{color:var(--muted)}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;filter:drop-shadow(0 0 24px rgba(168,85,247,.35))}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;color:var(--p3);padding:6px 12px;border:1px solid var(--border);border-radius:999px;background:rgba(124,58,237,.08)}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--p2);box-shadow:0 0 10px var(--p2)}

/* header */
.site-header{position:sticky;top:0;z-index:50;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);background:rgba(7,6,13,.65);border-bottom:1px solid rgba(255,255,255,.06)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-family:var(--display);font-weight:700;font-size:1.15rem}
.brand svg{width:34px;height:34px;filter:drop-shadow(0 0 10px rgba(168,85,247,.55))}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none}
.nav-links a{color:var(--muted);font-size:.92rem;padding:8px 12px;border-radius:10px}
.nav-links a:hover,.nav-links a[aria-current="page"]{color:#fff;background:var(--surface-2)}
.nav-toggle{display:none;background:none;border:1px solid var(--border);color:#fff;border-radius:10px;width:42px;height:42px;cursor:pointer}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;margin:4px auto;transition:.3s}
@media(max-width:1020px){
  .nav-toggle{display:block}
  .nav-links{position:absolute;top:72px;left:0;right:0;flex-direction:column;align-items:stretch;padding:12px 16px 20px;background:rgba(10,8,20,.97);border-bottom:1px solid var(--border);transform:translateY(-8px);opacity:0;pointer-events:none;transition:.25s}
  .nav-links.open{transform:none;opacity:1;pointer-events:auto}
  .nav-links a{display:block;padding:12px}
  .nav .btn-nav{display:none}
}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 22px;border-radius:12px;font-weight:600;font-size:.95rem;border:1px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s;font-family:var(--font)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 30px -8px rgba(168,85,247,.7),inset 0 1px 0 rgba(255,255,255,.2)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 14px 40px -8px rgba(168,85,247,.9)}
.btn-ghost{background:var(--surface);color:#fff;border-color:var(--border)}
.btn-ghost:hover{color:#fff;border-color:var(--border-strong);background:var(--surface-2)}
.btn-sm{padding:9px 16px;font-size:.88rem}

/* sections */
section{padding:96px 0}
@media(max-width:700px){section{padding:64px 0}}
.section-head{max-width:720px;margin-bottom:48px}
.section-head h2{margin:16px 0 12px}
.center{text-align:center;margin-left:auto;margin-right:auto}

/* hero */
.hero{padding:110px 0 90px;position:relative}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero h1{margin:22px 0 20px}
.hero p.lead{font-size:1.15rem;max-width:560px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.hero-visual{position:relative;aspect-ratio:1;max-width:440px;margin-left:auto;width:100%}
.orb{position:absolute;inset:8%;border-radius:50%;background:radial-gradient(circle at 30% 30%,rgba(196,181,253,.5),rgba(124,58,237,.25) 45%,transparent 70%);filter:blur(10px);animation:pulse 6s ease-in-out infinite}
.ring{position:absolute;inset:0;border-radius:50%;border:1px dashed rgba(168,85,247,.35);animation:spin 40s linear infinite}
.ring.r2{inset:14%;border-style:solid;border-color:rgba(168,85,247,.2);animation-duration:28s;animation-direction:reverse}
.ring .dot{position:absolute;top:-5px;left:50%;width:10px;height:10px;border-radius:50%;background:var(--p2);box-shadow:0 0 16px var(--p2)}
.hero-logo{position:absolute;inset:28%;animation:float 7s ease-in-out infinite;filter:drop-shadow(0 0 40px rgba(168,85,247,.7))}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes pulse{50%{transform:scale(1.06);opacity:.8}}
@keyframes float{50%{transform:translateY(-12px)}}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr}.hero-visual{max-width:300px;margin:0 auto}.hero{padding:64px 0 48px}}
.page-hero{padding:88px 0 40px}
.page-hero h1{font-size:clamp(2rem,4.6vw,3.3rem);margin:18px 0 14px}
.page-hero p{font-size:1.1rem;max-width:680px}

/* glass cards */
.card{background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.02));border:1px solid var(--border);border-radius:var(--radius);padding:28px;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);position:relative;transition:transform .3s,border-color .3s,box-shadow .3s}
.card:hover{border-color:var(--border-strong);box-shadow:0 20px 50px -20px rgba(124,58,237,.5)}
.card.lift:hover{transform:translateY(-4px)}
.card h3{margin-bottom:10px;color:#fff}
.icon{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;background:rgba(124,58,237,.16);border:1px solid var(--border);margin-bottom:18px;color:var(--p3)}
.icon svg{width:22px;height:22px}
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:960px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.g2,.g3,.g4{grid-template-columns:1fr}}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--border);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.stat{background:rgba(12,10,22,.85);padding:26px 24px}
.stat .num{font-family:var(--display);font-size:2.3rem;font-weight:700;color:#fff}
.stat .label{font-size:.85rem;color:var(--dim);font-family:var(--mono);text-transform:uppercase;letter-spacing:.08em}
@media(max-width:760px){.stats{grid-template-columns:repeat(2,1fr)}}

/* steps / timeline */
.steps{counter-reset:s;display:grid;gap:16px}
.step{display:grid;grid-template-columns:56px 1fr;gap:18px;align-items:start}
.step::before{counter-increment:s;content:counter(s,decimal-leading-zero);font-family:var(--mono);font-weight:600;width:56px;height:56px;border-radius:14px;display:grid;place-items:center;background:var(--grad);color:#fff;box-shadow:0 0 24px -4px rgba(168,85,247,.7)}
.timeline{position:relative;padding-left:28px;border-left:1px solid var(--border-strong)}
.timeline .t-item{position:relative;padding:0 0 32px}
.timeline .t-item::before{content:"";position:absolute;left:-34px;top:6px;width:11px;height:11px;border-radius:50%;background:var(--p2);box-shadow:0 0 14px var(--p2)}
.timeline .t-item span{font-family:var(--mono);font-size:.78rem;color:var(--p3);letter-spacing:.1em;text-transform:uppercase}

/* tags / tables */
.tag{display:inline-block;font-family:var(--mono);font-size:.72rem;padding:4px 10px;border-radius:999px;background:rgba(124,58,237,.14);border:1px solid var(--border);color:var(--p3);letter-spacing:.04em}
.tag.cyan{background:rgba(34,211,238,.08);border-color:rgba(34,211,238,.25);color:#67e8f9}
.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius)}
table{width:100%;border-collapse:collapse;min-width:560px}
th,td{text-align:left;padding:14px 18px;border-bottom:1px solid rgba(255,255,255,.06);font-size:.94rem}
th{font-family:var(--mono);font-size:.74rem;text-transform:uppercase;letter-spacing:.1em;color:var(--dim);background:rgba(124,58,237,.06)}
td{color:var(--muted)}td strong{color:#fff}
tr:last-child td{border-bottom:0}

/* prose */
.prose{max-width:760px}
.prose h2{font-size:1.7rem;margin:44px 0 14px}
.prose h3{margin:30px 0 10px}
.prose p,.prose li{color:#c9c4dc;font-size:1.05rem}
.prose p{margin-bottom:18px}
.prose ul,.prose ol{margin:0 0 20px 22px}
.prose li{margin-bottom:8px}
.prose strong{color:#fff}
.prose blockquote{border-left:3px solid var(--p2);padding:14px 20px;margin:24px 0;background:rgba(124,58,237,.08);border-radius:0 12px 12px 0}
.prose blockquote p{margin:0}
.prose code{font-family:var(--mono);font-size:.88em;background:rgba(124,58,237,.14);padding:2px 6px;border-radius:6px;color:var(--p3)}
.callout{border:1px solid var(--border);background:rgba(124,58,237,.07);border-radius:14px;padding:18px 20px;margin:24px 0}
.callout p{margin:0!important;font-size:.98rem!important}
.layout-docs{display:grid;grid-template-columns:240px 1fr;gap:48px;align-items:start}
.toc{position:sticky;top:96px;padding:20px;border:1px solid var(--border);border-radius:14px;background:var(--surface)}
.toc h4{font-family:var(--mono);font-size:.75rem;text-transform:uppercase;letter-spacing:.12em;color:var(--dim);margin-bottom:10px}
.toc a{display:block;padding:6px 0;color:var(--muted);font-size:.92rem}
.toc a:hover{color:#fff}
@media(max-width:900px){.layout-docs{grid-template-columns:1fr}.toc{position:static}}

/* glossary */
dl.glossary{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
dl.glossary div{padding:20px;border:1px solid var(--border);border-radius:14px;background:var(--surface)}
dl.glossary dt{font-family:var(--display);font-weight:600;color:#fff;margin-bottom:6px}
dl.glossary dd{color:var(--muted);font-size:.95rem}
@media(max-width:640px){dl.glossary{grid-template-columns:1fr}}

/* blog */
.post-card{display:flex;flex-direction:column;height:100%;padding:0;overflow:hidden}
.post-card .thumb{aspect-ratio:16/8;position:relative;overflow:hidden;border-bottom:1px solid var(--border)}
.post-card .thumb svg{width:100%;height:100%}
.post-card .body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-card h3{font-size:1.15rem;margin:0}
.post-card h3 a{color:#fff}
.post-card .meta{font-family:var(--mono);font-size:.74rem;color:var(--dim);margin-top:auto}
.article-head{padding:80px 0 28px;max-width:820px}
.article-head h1{font-size:clamp(1.9rem,4.2vw,3rem);margin:18px 0}
.article-meta{display:flex;flex-wrap:wrap;gap:14px;font-family:var(--mono);font-size:.8rem;color:var(--dim)}
.article-cover{border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);margin:0 0 40px;aspect-ratio:16/6}
.article-cover svg{width:100%;height:100%}
.crumbs{font-family:var(--mono);font-size:.78rem;color:var(--dim)}
.crumbs a{color:var(--muted)}

/* diagram */
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;position:relative}
.flow .node{padding:18px 14px;border-radius:14px;border:1px solid var(--border);background:rgba(12,10,22,.8);text-align:center;position:relative}
.flow .node b{display:block;font-family:var(--display);color:#fff;margin:6px 0 4px}
.flow .node small{color:var(--dim);font-size:.8rem;line-height:1.4;display:block}
.flow .node .n{font-family:var(--mono);font-size:.7rem;color:var(--p3)}
.flow .node:not(:last-child)::after{content:"→";position:absolute;right:-12px;top:50%;transform:translate(50%,-50%);color:var(--p2);font-weight:700;z-index:2}
@media(max-width:860px){.flow{grid-template-columns:1fr}.flow .node:not(:last-child)::after{content:"↓";right:50%;top:auto;bottom:-14px;transform:translate(50%,50%)}}
.bars{display:grid;gap:14px}
.bar-row{display:grid;grid-template-columns:150px 1fr 48px;gap:14px;align-items:center;font-size:.9rem}
.bar-row .track{height:10px;background:rgba(255,255,255,.06);border-radius:99px;overflow:hidden}
.bar-row .fill{height:100%;border-radius:99px;background:var(--grad);width:0;transition:width 1.4s cubic-bezier(.2,.8,.2,1);box-shadow:0 0 14px rgba(168,85,247,.6)}
.bar-row .v{font-family:var(--mono);color:#fff;text-align:right}
@media(max-width:520px){.bar-row{grid-template-columns:100px 1fr 40px}}

/* cta */
.cta-box{position:relative;overflow:hidden;border-radius:26px;padding:64px 40px;text-align:center;border:1px solid var(--border-strong);background:radial-gradient(600px 300px at 50% 0%,rgba(168,85,247,.35),transparent 70%),rgba(14,11,26,.9)}
.cta-box p{max-width:560px;margin:14px auto 28px}
@media(max-width:600px){.cta-box{padding:44px 20px}}

/* forms */
.form{display:grid;gap:16px}
.field{display:grid;gap:6px}
.field label{font-size:.85rem;color:var(--muted);font-weight:500}
.field input,.field select,.field textarea{width:100%;font:inherit;color:#fff;background:rgba(255,255,255,.04);border:1px solid var(--border);border-radius:12px;padding:13px 14px;transition:border-color .2s,box-shadow .2s}
.field select option{background:#120f22}
.field textarea{min-height:140px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--p2);box-shadow:0 0 0 4px rgba(168,85,247,.18)}
.field .err{color:#f87171;font-size:.8rem;min-height:1em}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:600px){.form-row{grid-template-columns:1fr}}
.form-status{padding:14px;border-radius:12px;display:none;font-size:.95rem}
.form-status.ok{display:block;background:rgba(34,197,94,.1);border:1px solid rgba(34,197,94,.35);color:#86efac}
.hp{position:absolute;left:-9999px}

/* footer */
.site-footer{border-top:1px solid rgba(255,255,255,.06);padding:56px 0 32px;margin-top:40px;background:rgba(7,6,13,.6)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-grid h4{font-family:var(--mono);font-size:.75rem;text-transform:uppercase;letter-spacing:.12em;color:var(--dim);margin-bottom:14px}
.footer-grid ul{list-style:none;display:grid;gap:8px}
.footer-grid a{color:var(--muted);font-size:.93rem}
.footer-grid a:hover{color:#fff}
.disclaimer{margin-top:40px;padding-top:24px;border-top:1px solid rgba(255,255,255,.06);font-size:.8rem;color:var(--dim);display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}
.disclaimer p{color:var(--dim);max-width:760px}
@media(max-width:760px){.footer-grid{grid-template-columns:1fr 1fr}}

/* reveal animations */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s cubic-bezier(.2,.8,.2,1),transform .8s cubic-bezier(.2,.8,.2,1)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}
.skip{position:absolute;left:-999px;top:8px;background:#fff;color:#000;padding:8px 12px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
:focus-visible{outline:2px solid var(--p2);outline-offset:3px}
.g-contact{grid-template-columns:1.3fr .7fr;align-items:start}
.ac{align-items:center}
@media(max-width:860px){.g-contact{grid-template-columns:1fr}}
a.card{display:block;color:inherit}
.layout-docs>*,.grid>*{min-width:0}