:root{--bg:#0b1220;--panel:#121c30;--panel2:#0f1829;--line:#22304d;--text:#e6ecf7;--muted:#9aa9c4;--accent:#3da2ff;--accent-ink:#06162b;--max:1120px;
--green:#3ddc97;--blue:#3da2ff;--cyan:#00e5ff;--orange:#ff9422;--amber:#ffb84c;--violet:#a98bff;--shadow:0 18px 40px -18px rgba(0,0,0,.7)}
@media (prefers-color-scheme:light){:root{--bg:#f6f8fc;--panel:#fff;--panel2:#eef2f9;--line:#d9e0ec;--text:#111a2c;--muted:#52607a;--accent:#0a6fc2;--accent-ink:#fff;
--green:#0b7a4b;--blue:#0a6fc2;--cyan:#008fa8;--orange:#c96a00;--amber:#a86400;--violet:#6a45d6;--shadow:0 18px 40px -22px rgba(20,40,80,.35)}}
.accent-green{--a:var(--green)}.accent-blue{--a:var(--blue)}.accent-amber{--a:var(--amber)}.accent-violet{--a:var(--violet)}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
a{color:var(--accent)}
.muted{color:var(--muted)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:var(--panel);padding:8px;z-index:9}
.bar{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* header */
.site-header{border-bottom:1px solid var(--line);padding:14px 0;position:sticky;top:0;background:color-mix(in srgb,var(--bg) 86%,transparent);backdrop-filter:blur(10px);z-index:5}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;font-weight:700;letter-spacing:.01em}
.brand em{font-style:normal;color:var(--muted);font-weight:500}
.mark{display:grid;place-items:center;width:34px;height:34px;border-radius:8px;background:linear-gradient(135deg,var(--green),var(--blue));color:var(--accent-ink);font:700 13px/1 ui-monospace,Consolas,monospace}
nav{display:flex;gap:4px;flex-wrap:wrap}
nav a{color:var(--muted);text-decoration:none;padding:6px 12px;border-radius:6px}
nav a:hover,nav a[aria-current]{color:var(--text);background:var(--panel)}

/* type */
h1,h2,h3{line-height:1.2;margin:0 0 .5em;text-wrap:balance}
h1{font-size:clamp(2rem,5vw,3.4rem);letter-spacing:-.02em}
h2{font-size:1.5rem}h3{font-size:1.1rem}
.grad{background:linear-gradient(90deg,var(--blue),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{font:600 12px/1.4 ui-monospace,Consolas,monospace;text-transform:uppercase;letter-spacing:.12em;color:var(--a,var(--accent));margin:0 0 12px;display:block}
.lead{font-size:1.2rem;color:var(--muted);max-width:62ch;margin:0 0 1em}
.ruled{display:flex;align-items:center;gap:16px;margin-bottom:22px}
.ruled::after{content:"";flex:1;height:1px;background:linear-gradient(90deg,var(--line),transparent)}

/* hero */
.hero,.page-head{position:relative;border-bottom:1px solid var(--line);overflow:hidden}
.hero::before,.page-head::before{content:"";position:absolute;inset:0;pointer-events:none;
 background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
 background-size:44px 44px;opacity:.45;
 -webkit-mask-image:radial-gradient(ellipse 70% 90% at 75% 20%,#000,transparent 75%);mask-image:radial-gradient(ellipse 70% 90% at 75% 20%,#000,transparent 75%)}
.hero::after,.page-head::after{content:"";position:absolute;inset:0;pointer-events:none;
 background:radial-gradient(700px 380px at 82% 0%,color-mix(in srgb,var(--a,var(--blue)) 20%,transparent),transparent 70%),
 radial-gradient(520px 320px at 8% 110%,color-mix(in srgb,var(--orange) 9%,transparent),transparent 70%)}
.hero>.wrap,.page-head>.wrap{position:relative;z-index:1}
.hero{padding:72px 0 56px}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:32px;align-items:center}
.page-head{padding:56px 0 36px}
.head-row{display:flex;gap:24px;align-items:flex-start}

/* hero illustration */
.hero-art{width:100%;height:auto;max-width:480px;justify-self:end}
.hero-art .links path{stroke:var(--line);stroke-width:1.5}
.hero-art .flows path{stroke:var(--cyan);stroke-width:2.5;stroke-linecap:round;stroke-dasharray:10 190;animation:flow 3.2s linear infinite}
.hero-art .flows .f2,.hero-art .flows .f4{stroke:var(--blue);animation-delay:-1.1s}
.hero-art .flows .f3{stroke:var(--orange);animation-delay:-2s}
.hero-art .flows .f5{stroke:var(--violet);animation-delay:-.6s}
.hero-art .flows .f6{animation-delay:-2.6s}
.hero-art .nodes circle{fill:var(--panel);stroke:var(--muted);stroke-width:2}
.hero-art .core{fill:var(--blue)}
.hero-art .ring{stroke:var(--cyan);stroke-width:1.5;transform-origin:240px 180px;animation:ping 3s ease-out infinite}
.hero-art .r2{animation-delay:-1.5s}
.hero-art .lbl text{fill:var(--muted);font:600 11px ui-monospace,Consolas,monospace;letter-spacing:.08em}
@keyframes flow{from{stroke-dashoffset:200}to{stroke-dashoffset:0}}
@keyframes ping{from{transform:scale(.8);opacity:.9}to{transform:scale(2.6);opacity:0}}

/* layout */
.section{padding-top:44px;padding-bottom:24px}
.actions,.cta-box p:last-child{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 0}
.btn{display:inline-block;padding:11px 18px;border-radius:8px;border:1px solid var(--line);background:var(--panel);color:var(--text);text-decoration:none;font-weight:600;transition:transform .15s,border-color .15s,box-shadow .15s}
.btn:hover{border-color:var(--a,var(--accent));transform:translateY(-1px)}
.btn.primary{background:var(--a,var(--accent));border-color:transparent;color:var(--accent-ink);box-shadow:0 8px 24px -10px var(--a,var(--accent))}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}

/* icons + tiles */
.icon{width:22px;height:22px;display:block}
.tile{display:grid;place-items:center;width:46px;height:46px;border-radius:12px;color:var(--a,var(--accent));
 background:color-mix(in srgb,var(--a,var(--accent)) 14%,transparent);border:1px solid color-mix(in srgb,var(--a,var(--accent)) 35%,transparent);margin-bottom:18px;flex:none}
.tile.sm{width:40px;height:40px;margin-bottom:14px}
.tile.lg{width:72px;height:72px;border-radius:18px;margin:4px 0 0}
.tile.lg .icon{width:36px;height:36px}

/* cards */
.card{position:relative;display:flex;flex-direction:column;background:linear-gradient(180deg,var(--panel),var(--panel2));border:1px solid var(--line);border-radius:14px;padding:22px;color:var(--text);text-decoration:none;overflow:hidden;transition:transform .18s,border-color .18s,box-shadow .18s}
.card.product::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:linear-gradient(90deg,var(--a),transparent)}
a.card:hover{transform:translateY(-4px);border-color:color-mix(in srgb,var(--a,var(--accent)) 60%,var(--line));box-shadow:var(--shadow)}
.card p{color:var(--muted);margin:0 0 16px}
.meta{margin-top:auto;display:flex;justify-content:space-between;align-items:center;gap:8px;font-size:.85rem;color:var(--muted)}
.go{color:var(--a);transition:transform .18s}
.go .icon{width:18px;height:18px}
a.card:hover .go{transform:translateX(4px)}
.features{counter-reset:f}
.card.flat{counter-increment:f;padding-top:20px}
.card.flat::before{content:counter(f,decimal-leading-zero);font:600 12px ui-monospace,Consolas,monospace;letter-spacing:.1em;color:var(--a,var(--accent));margin-bottom:10px}
.card.flat p{margin:0}

.tags{display:flex;gap:8px;flex-wrap:wrap;margin:0}
.tags span{border:1px solid var(--line);background:var(--panel);border-radius:999px;padding:3px 12px;font-size:.85rem;color:var(--muted)}
.tags .status{border-color:var(--a,var(--accent));color:var(--a,var(--accent))}
.tags .status::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:currentColor;margin-right:7px;vertical-align:1px}
.prose{font-size:1.05rem}.prose>*{max-width:70ch}

/* bands */
.band{margin-top:40px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--panel2)}
.principles{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:32px;padding-top:44px;padding-bottom:44px}
.principles p{color:var(--muted);margin:0}
.cta-box{border:1px solid var(--line);border-radius:16px;padding:32px;margin-bottom:32px;
 background:linear-gradient(135deg,color-mix(in srgb,var(--a,var(--accent)) 12%,var(--panel)),var(--panel) 60%)}
.cta-box h2{margin-bottom:.3em}
.big{font-size:1.3rem;font-weight:600;margin:.2em 0}

.site-footer{border-top:1px solid var(--line);margin-top:40px;padding:22px 0;color:var(--muted);font-size:.9rem}
.band + .site-footer,main:has(.band:last-child) + .site-footer{margin-top:0;border-top:0}
.site-footer p{margin:0}

@media (max-width:820px){
 .hero-grid{grid-template-columns:1fr}
 .hero-art{justify-self:center;max-width:340px;margin-top:8px}
 .hero{padding:48px 0 32px}
 .head-row{flex-direction:column;gap:14px}
 .tile.lg{width:56px;height:56px;border-radius:14px}.tile.lg .icon{width:28px;height:28px}
}
@media (prefers-reduced-motion:reduce){
 .hero-art .flows path,.hero-art .ring{animation:none}
 .hero-art .ring{opacity:.35}
 .card,.btn,.go{transition:none}
}
.logo{width:38px;height:38px;display:block}
.tm{font-size:.55em;font-weight:500;color:var(--muted);margin-left:1px}