:root{
  --ink:#0c141c;
  --ink-2:#15222e;
  --paper:#f3f6f4;
  --paper-2:#e7ece9;
  --mute:#5d6b74;
  --line:rgba(12,20,28,.12);
  --line-soft:rgba(12,20,28,.08);
  --teal:#1f7a68;
  --teal-2:#2a9b84;
  --signal:#39c6a5;
  --good:#1f7a68;
  --bad:#b42318;
  --code:#10202b;
  --sans:"Syne",ui-sans-serif,system-ui,sans-serif;
  --body:"Manrope",ui-sans-serif,system-ui,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,monospace;
  --nav-h:72px;
  --max:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
html,body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--body);line-height:1.55}
body{min-height:100vh}
a{color:var(--teal);text-decoration:none}
a:hover{text-decoration:underline}
code,pre,kbd{font-family:var(--mono)}
.wrap{width:min(var(--max),calc(100% - 48px));margin:0 auto}

/* Nav */
.nav{
  position:sticky;top:0;z-index:30;height:var(--nav-h);
  border-bottom:1px solid transparent;
  background:rgba(12,20,28,.72);backdrop-filter:blur(14px);color:#eef6f3
}
.nav.scrolled,.nav.light{
  background:rgba(243,246,244,.92);color:var(--ink);border-bottom-color:var(--line-soft)
}
.nav-in{height:var(--nav-h);display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{
  font-family:var(--sans);font-weight:700;letter-spacing:-.04em;font-size:22px;
  color:inherit;text-decoration:none;flex:0 0 auto
}
.logo:hover{text-decoration:none;color:inherit}
.logo span{color:var(--signal)}
.nav.scrolled .logo span,.nav.light .logo span{color:var(--teal)}
.navlinks{display:flex;align-items:center;gap:26px;font-size:14px;font-weight:560;min-width:0}
.navlinks a{color:rgba(238,246,243,.72);text-decoration:none;padding:4px 0;border-bottom:1px solid transparent}
.nav.scrolled .navlinks a,.nav.light .navlinks a{color:var(--mute)}
.navlinks a:hover,.navlinks a.on{color:#fff;border-bottom-color:var(--signal);text-decoration:none}
.nav.scrolled .navlinks a:hover,.nav.scrolled .navlinks a.on,
.nav.light .navlinks a:hover,.nav.light .navlinks a.on{color:var(--ink);border-bottom-color:var(--teal)}
.ham{
  display:none;background:transparent;border:1px solid rgba(255,255,255,.22);
  color:inherit;border-radius:999px;padding:8px 12px;font:inherit;cursor:pointer
}
.nav.scrolled .ham,.nav.light .ham{border-color:var(--line)}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid transparent;border-radius:999px;padding:12px 18px;font:inherit;
  font-weight:700;cursor:pointer;text-decoration:none;letter-spacing:-.01em;
  transition:transform .18s ease,background .2s ease,border-color .2s ease,color .2s ease
}
.btn:active{transform:scale(.98)}
.btn-p{background:var(--signal);color:#06241c;border-color:var(--signal)}
.btn-p:hover{background:#58d8b8;text-decoration:none;color:#06241c}
.btn-g{background:transparent;color:#eef6f3;border-color:rgba(238,246,243,.28)}
.btn-g:hover{background:rgba(255,255,255,.06);text-decoration:none}
.band:not(.hero-band) .btn-g,.nav.light ~ main .btn-g{color:var(--ink);border-color:var(--line)}
.band:not(.hero-band) .btn-p{background:var(--ink);color:#f3f6f4;border-color:var(--ink)}
.band:not(.hero-band) .btn-p:hover{background:var(--teal);border-color:var(--teal);color:#fff}

/* Hero */
.hero-band{
  position:relative;overflow:hidden;color:#eef6f3;
  background:
    radial-gradient(900px 520px at 85% 10%, rgba(57,198,165,.28), transparent 55%),
    radial-gradient(700px 480px at 0% 100%, rgba(31,122,104,.22), transparent 50%),
    linear-gradient(160deg, #081018 0%, #10202b 48%, #0c1a22 100%);
  min-height:calc(100svh - var(--nav-h));
  display:flex;align-items:center
}
.hero-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.35;
  background-image:
    linear-gradient(rgba(238,246,243,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(238,246,243,.05) 1px, transparent 1px);
  background-size:64px 64px;mask-image:linear-gradient(180deg,#000 20%,transparent 95%)
}
.hero{position:relative;z-index:1;padding:72px 0 80px;width:100%}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:40px;align-items:center}
.brand-mark{
  font-family:var(--sans);font-size:clamp(48px,8vw,92px);line-height:.9;
  letter-spacing:-.06em;font-weight:800;margin:0 0 22px;color:#fff
}
.brand-mark span{color:var(--signal)}
.hero h1{
  font-family:var(--sans);font-size:clamp(28px,4.2vw,44px);line-height:1.08;
  letter-spacing:-.04em;font-weight:700;margin:0 0 14px;max-width:14ch;color:#fff
}
.lead{color:rgba(238,246,243,.72);font-size:17px;max-width:38ch;margin:0}
.cta{display:flex;gap:10px;flex-wrap:wrap;margin:28px 0 0}
.hero-art{
  width:100%;max-width:420px;aspect-ratio:1;justify-self:end;
  overflow:hidden;position:relative;
  border:1px solid rgba(238,246,243,.12);border-radius:24px;
  background:
    radial-gradient(circle at 30% 20%, rgba(57,198,165,.18), transparent 45%),
    rgba(255,255,255,.03);
  box-shadow:0 30px 80px rgba(0,0,0,.28)
}
.hero-art canvas,.hero-art .fallback{display:block;width:100%;height:100%;position:absolute;inset:0}
.hero-art.is-live .fallback{display:none}
.hero-art svg{display:block;width:100%;height:100%}

/* Sections */
.band{background:var(--paper);border-bottom:1px solid var(--line-soft)}
.band.alt{background:var(--paper-2)}
.band.ink{
  background:linear-gradient(180deg, #10202b, #0c141c);color:#eef6f3;border-bottom:0
}
.band.ink .lead,.band.ink .list .desc,.band.ink .cols p,.band.ink .faq p,.band.ink .fine{color:rgba(238,246,243,.68)}
.band.ink h2,.band.ink .list .name,.band.ink .faq summary{color:#fff}
.band.ink .list,.band.ink .list li,.band.ink .faq,.band.ink .faq details{border-color:rgba(238,246,243,.12)}
.band.ink .head .num{color:var(--signal)}
.sec{padding:88px 0}
.head{display:flex;align-items:baseline;gap:18px;margin-bottom:28px}
.head .num{font-family:var(--mono);font-size:12px;color:var(--teal);letter-spacing:.08em}
h2{font-family:var(--sans);font-size:clamp(28px,3.4vw,40px);margin:0;font-weight:750;letter-spacing:-.04em;color:var(--ink)}
h3{margin:0 0 6px;font-size:16px;font-weight:700;color:var(--ink);font-family:var(--sans)}
.ico{width:20px;height:20px;flex:0 0 20px;color:var(--teal)}
.ico svg{display:block;width:100%;height:100%}
.list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.list li{
  display:grid;grid-template-columns:minmax(180px,260px) 1fr;gap:24px;
  padding:18px 0;border-bottom:1px solid var(--line);font-size:16px;align-items:center
}
.list .name{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;font-family:var(--sans);letter-spacing:-.02em}
.list .desc{color:var(--mute)}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.cols p{margin:0;color:var(--mute);font-size:16px;max-width:48ch}
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  list-style:none;cursor:pointer;padding:16px 0;font-weight:700;color:var(--ink);
  display:flex;justify-content:space-between;gap:12px;font-family:var(--sans)
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";color:var(--teal);font-weight:700}
.faq details[open] summary:after{content:"–"}
.faq p{margin:0 0 16px;color:var(--mute);max-width:58ch}

.product-rail{
  display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:18px;overflow:hidden
}
.product-rail article{
  background:var(--paper);padding:22px 18px;min-height:160px;
  display:flex;flex-direction:column;gap:10px
}
.product-rail .num{font-family:var(--mono);font-size:11px;color:var(--teal);letter-spacing:.08em}
.product-rail h3{margin:0;font-size:20px}
.product-rail p{margin:0;color:var(--mute);font-size:14px}

.draw{stroke-dasharray:8 10;animation:dash 22s linear infinite}
.pulse{transform-box:fill-box;transform-origin:center;animation:pulse 2.8s ease-in-out infinite}
.magnetic{display:inline-flex;will-change:transform;transition:transform .18s ease-out}
.magnetic span{display:inline-block;will-change:transform;transition:transform .18s ease-out}
@keyframes dash{to{stroke-dashoffset:-240}}
@keyframes pulse{50%{transform:scale(1.12);opacity:.85}}
.reveal{opacity:0;transform:translateY(18px)}
.reveal.in{opacity:1;transform:none;transition:opacity .55s ease,transform .55s ease}

.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:16px}
.card p{margin:0;color:var(--mute);font-size:14px}
.host,.rowish,.defs div{
  display:flex;justify-content:space-between;gap:16px;align-items:center;
  padding:14px 0;border-bottom:1px solid var(--line)
}
.rowish > div{display:flex;flex-direction:column;gap:2px;min-width:0}
.defs div{display:grid;grid-template-columns:140px 1fr}
.defs b{color:var(--ink)}
.defs span,.host span,.rowish span{color:var(--mute);font-size:14px}
pre,.code{
  background:var(--code);color:#eef3f1;border-radius:12px;padding:14px;
  overflow:auto;font-size:12.5px;margin:0;line-height:1.55
}
.codewrap{position:relative}
.copy{
  position:absolute;top:8px;right:8px;border:0;background:#fff;color:var(--ink);
  border-radius:999px;padding:5px 10px;font-size:11px;font-weight:700;cursor:pointer
}
.fine{font-size:14px;color:var(--mute)}
.chip{
  font-size:12px;padding:4px 10px;border-radius:99px;background:#e7ece9;
  color:var(--mute);display:inline-flex;align-items:center;gap:6px;font-weight:650
}
.chip:before{content:"";width:7px;height:7px;border-radius:50%;background:#9aa6b5}
.chip.on{color:var(--good);background:#dceee8}
.chip.on:before{background:var(--good)}
.chip.off{color:var(--bad);background:#fdecea}
.chip.off:before{background:var(--bad)}
footer{padding:28px 0 40px;color:var(--mute);font-size:13px;background:var(--paper)}
.foot{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}
.foot a{color:var(--mute)}

@media(max-width:900px){
  .hero-grid,.cols,.list li,.grid-2,.product-rail{grid-template-columns:1fr}
  .hero-art{justify-self:start;max-width:280px;margin-top:8px}
  .navlinks{display:none}
  .navlinks.open{
    display:flex;position:absolute;top:var(--nav-h);left:0;right:0;
    flex-direction:column;gap:0;padding:8px 24px 16px;
    background:#0c141c;border-bottom:1px solid rgba(255,255,255,.08)
  }
  .nav.scrolled .navlinks.open,.nav.light .navlinks.open{background:var(--paper);border-bottom-color:var(--line)}
  .navlinks.open a{padding:12px 0;border-bottom:1px solid rgba(255,255,255,.08)}
  .nav.scrolled .navlinks.open a,.nav.light .navlinks.open a{border-bottom-color:var(--line-soft)}
  .ham{display:inline-flex}
  .hero h1,.brand-mark{max-width:none}
  .wrap{width:min(var(--max),calc(100% - 32px))}
  .hero-band{min-height:auto}
  .sec{padding:64px 0}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
  .reveal.in,.btn{transition:none}
  .draw,.pulse{animation:none}
}