/* ── ZettaLane brand tokens — shared family with verzo.zettalane.com ──────── */
:root{
  --ground:#0b0f14; --ground-2:#0d1319; --surface:#141c26; --surface-2:#1a2430;
  --line:#243040; --line-soft:#1b2531;
  --ink:#e9eef3; --ink-2:#b6c2d4; --muted:#8ea0b2; --faint:#5a6878;
  --hot:#ff7a45; --hot-dim:#c85a30; --cold:#3ed6c4; --cold-dim:#2a9e91;
  --hot-glow:rgba(255,122,69,.16); --cold-glow:rgba(62,214,196,.14);
  --r:14px; --maxw:1120px;
  --sans:"Segoe UI",system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,"SF Mono","JetBrains Mono","Cascadia Code",Menlo,Consolas,monospace;
}
:root[data-theme="dark"]{
  --ground:#0b0f14; --ground-2:#0d1319; --surface:#141c26; --surface-2:#1a2430;
  --line:#243040; --line-soft:#1b2531; --ink:#e9eef3; --ink-2:#b6c2d4; --muted:#8ea0b2; --faint:#5a6878;
  --hot:#ff7a45; --hot-dim:#c85a30; --cold:#3ed6c4; --cold-dim:#2a9e91;
  --hot-glow:rgba(255,122,69,.16); --cold-glow:rgba(62,214,196,.14);
}
:root[data-theme="light"]{
  --ground:#f6f8fa; --ground-2:#eef2f6; --surface:#ffffff; --surface-2:#f3f6f9;
  --line:#dbe3ec; --line-soft:#e7edf3; --ink:#0d1826; --ink-2:#33465c; --muted:#5b6b7d; --faint:#8a99a8;
  --hot:#e85f28; --hot-dim:#c14e1f; --cold:#12938a; --cold-dim:#0d766f;
  --hot-glow:rgba(232,95,40,.10); --cold-glow:rgba(18,147,138,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto} *{animation:none!important;transition:none!important}}
body{
  margin:0;background:var(--ground);color:var(--ink);font-family:var(--sans);
  font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;letter-spacing:.005em;
  overflow-x:hidden;
  background-image:
    radial-gradient(900px 500px at 78% -8%,var(--hot-glow),transparent 55%),
    radial-gradient(1000px 620px at 12% 108%,var(--cold-glow),transparent 55%);
  background-attachment:fixed;
}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
a{color:inherit;text-decoration:none}
h1,h2,h3{text-wrap:balance;margin:0;letter-spacing:-.02em;font-weight:750;line-height:1.08}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted)}
:focus-visible{outline:2px solid var(--hot);outline-offset:3px;border-radius:4px}

nav{position:sticky;top:0;z-index:20;backdrop-filter:blur(14px);
  background:color-mix(in srgb,var(--ground) 78%,transparent);border-bottom:1px solid var(--line-soft)}
.nav-in{display:flex;align-items:center;gap:28px;height:64px}
.brand{display:flex;align-items:center;gap:11px;font-weight:700;letter-spacing:-.01em;font-size:17px}
.mark{width:31px;height:26px;flex:none;display:block}
.mark polygon{transition:fill .25s}
.brand:hover .mark polygon{fill:#1b6dc1}
.brand:hover .mark polygon:nth-of-type(2){fill:#99c2ec;opacity:1}
.nav-links{display:flex;gap:24px;margin-left:auto;font-size:14.5px;color:var(--ink-2);align-items:center}
.nav-links a:hover{color:var(--ink)}
.navdrop{position:relative}
.navdrop .caret{font-size:9px;color:var(--faint);margin-left:3px;vertical-align:2px}
.dropmenu{position:absolute;top:100%;left:-14px;padding-top:14px;display:none;z-index:30}
.navdrop:hover .dropmenu,.navdrop:focus-within .dropmenu{display:block}
.dm-in{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:8px;
  min-width:260px;box-shadow:0 18px 44px -18px rgba(0,0,0,.55);display:flex;flex-direction:column}
.dm-in a{display:flex;flex-direction:column;gap:2px;padding:10px 12px;border-radius:8px}
.dm-in a:hover{background:var(--surface-2)}
.dm-in a b{color:var(--ink);font-weight:650;font-size:14.5px}
.dm-in a span{font-size:12.5px;color:var(--muted)}
@media(max-width:720px){.nav-links{display:none}}
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:650;font-size:14.5px;
  padding:9px 16px;border-radius:9px;border:1px solid transparent;cursor:pointer;transition:.16s}
.btn-hot{background:var(--hot);color:#180b06;box-shadow:inset 0 1px 0 rgba(255,255,255,.28),0 0 24px var(--hot-glow)}
.btn-hot:hover{transform:translateY(-1px)}
.btn-ghost{border-color:var(--line);color:var(--ink);background:var(--surface)}
.btn-ghost:hover{border-color:var(--muted)}
.theme-t{background:var(--surface);border:1px solid var(--line);color:var(--muted);
  width:34px;height:34px;border-radius:8px;cursor:pointer;font-size:14px;display:grid;place-items:center}
.theme-t:hover{color:var(--ink)}

.hero{position:relative;padding:100px 0 88px}
.hero::before{content:"";position:absolute;top:-120px;left:50%;transform:translateX(-50%);
  width:840px;height:520px;border-radius:50%;pointer-events:none;
  background:radial-gradient(ellipse at 30% 40%,var(--hot-glow),transparent 60%),
             radial-gradient(ellipse at 72% 60%,var(--cold-glow),transparent 62%);
  filter:blur(24px);z-index:0}
.hero>*{position:relative;z-index:1}
.tag{display:inline-flex;align-items:center;gap:9px;font-family:var(--mono);font-size:12.5px;
  color:var(--ink-2);border:1px solid var(--line);background:var(--surface);
  padding:6px 12px;border-radius:100px;margin-bottom:26px}
.tag b{color:var(--cold);font-weight:600}
.dot{width:6px;height:6px;border-radius:50%;background:var(--cold);box-shadow:0 0 8px var(--cold)}
h1.big{font-size:clamp(38px,6vw,66px);max-width:17ch}
h1.big .g{background:linear-gradient(100deg,var(--hot),#d9a06e 42%,var(--cold));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.sub{font-size:clamp(17px,2.2vw,21px);color:var(--ink-2);max-width:60ch;margin:24px 0 34px;line-height:1.55}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.cta-note{font-family:var(--mono);font-size:12.5px;color:var(--faint)}

section{padding:84px 0;position:relative}
.lead{max-width:62ch;margin-bottom:48px}
.lead h2{font-size:clamp(28px,4vw,40px)}
.lead p{color:var(--ink-2);font-size:18px;margin:18px 0 0}

/* workload doors */
.doors{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:860px){.doors{grid-template-columns:1fr}}
.door{border:1px solid var(--line);border-radius:var(--r);padding:28px;background:var(--surface);
  display:flex;flex-direction:column;gap:0;transition:border-color .16s}
.door:hover{border-color:var(--muted)}
.door .ph{font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase}
.door .ph.h{color:var(--hot)} .door .ph.w{color:#c08a5e} .door .ph.c{color:var(--cold)}
.door h3{font-size:21px;margin:14px 0 10px}
.door p{color:var(--ink-2);font-size:15.5px;margin:0 0 18px;flex:1}
.door .go{font-weight:650;font-size:14.5px;color:var(--cold)}
.door .go:hover{text-decoration:underline}
.door .prod{font-family:var(--mono);font-size:11.5px;color:var(--faint);margin-top:14px;
  padding-top:14px;border-top:1px solid var(--line-soft)}

/* proof strip */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line-soft);
  border:1px solid var(--line-soft);border-radius:var(--r);overflow:hidden}
@media(max-width:860px){.stats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:460px){.stats{grid-template-columns:1fr}}
.stat{background:var(--surface);padding:26px 22px}
.stat .n{font-family:var(--mono);font-size:26px;font-weight:600;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.stat .n.h{color:var(--hot)} .stat .n.c{color:var(--cold)}
.stat .k{font-size:14px;color:var(--muted);margin-top:6px}

/* why cards */
.why{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:860px){.why{grid-template-columns:1fr}}
.wcard{border:1px solid var(--line);border-radius:var(--r);padding:24px;background:var(--surface)}
.wcard h3{font-size:18px;margin:0 0 8px}
.wcard p{color:var(--ink-2);font-size:15.5px;margin:0}

/* capabilities table (product pages) */
.captable{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--surface)}
.cap-row{display:grid;grid-template-columns:250px 1fr;border-top:1px solid var(--line-soft)}
.cap-row:first-child{border-top:none}
.cap-row>div{padding:15px 20px;font-size:14.5px}
.cap-row .cl{color:var(--ink);font-weight:600}
.cap-row .cd{color:var(--ink-2)}
@media(max-width:640px){.cap-row{grid-template-columns:1fr}.cap-row .cl{padding-bottom:4px}.cap-row .cd{padding-top:0}}

/* cloud marketplace row */
.cloudrow{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:760px){.cloudrow{grid-template-columns:1fr}}
.cloudcard{border:1px solid var(--line);border-radius:var(--r);background:var(--surface);
  padding:30px 24px;display:flex;flex-direction:column;align-items:center;gap:14px;text-align:center;
  transition:border-color .16s}
.cloudcard:hover{border-color:var(--muted)}
.cloudcard .clogo{height:44px;display:flex;align-items:center}
.cloudcard .cname{font-weight:650;font-size:15.5px}
.cloudcard .cgo{font-family:var(--mono);font-size:12px;color:var(--cold)}
.cloudcard .cgo:hover{text-decoration:underline}

/* substrate strip */
.engine{border:1px solid var(--line);border-radius:var(--r);background:var(--surface);
  padding:30px 32px}
.engine h3{font-size:20px;margin-bottom:10px}
.engine p{font-size:15.5px;color:var(--ink-2);max-width:74ch;margin:0}
.engine .m{font-family:var(--mono);font-size:12px;color:var(--muted);margin-top:16px}

.final{text-align:center;padding:104px 0}
.final h2{font-size:clamp(30px,5vw,48px);max-width:22ch;margin:0 auto}
.final .g{background:linear-gradient(100deg,var(--hot),var(--cold));-webkit-background-clip:text;background-clip:text;color:transparent}
.final p{color:var(--ink-2);max-width:52ch;margin:22px auto 34px;font-size:18px}

footer{border-top:1px solid var(--line-soft);padding:40px 0;color:var(--faint);font-size:13.5px}
.foot-in{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:flex-start}
.foot-in .mono{color:var(--muted);line-height:2}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}