:root{
  --bg:#0B0E1B;
  --bg-raised:#131736;
  --text:#E8E9F5;
  --text-muted:#8E92B0;
  --border:rgba(255,255,255,0.09);
  --gold:#F2B84B;
  --tek:#5FD4C7;
  --web:#A78BFA;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',sans-serif;
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
}
a{color:inherit;text-decoration:none;}
h1,h2,h3{font-family:'Fraunces',serif;font-weight:500;margin:0;letter-spacing:-0.01em;}
p{margin:0;color:var(--text-muted);}
.wrap{max-width:1120px;margin:0 auto;padding:0 32px;}
@media (max-width:640px){.wrap{padding:0 20px;}}

/* ---------- NAV ---------- */
nav.topnav{
  position:sticky;top:0;z-index:50;
  background:rgba(11,14,27,0.86);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.navrow{
  max-width:1120px;margin:0 auto;padding:20px 32px;
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;
}
@media (max-width:640px){.navrow{padding:18px 20px;}}
.brand{
  font-family:'Fraunces',serif;font-size:19px;font-weight:600;
  display:flex;align-items:center;gap:10px;
  white-space:nowrap;
}
.brand .x{color:var(--gold);font-style:italic;font-weight:400;}
.navlinks{display:flex;gap:8px;align-items:center;}
.navlinks a{
  font-size:14.5px;font-weight:500;color:var(--text-muted);
  padding:8px 14px;border-radius:8px;
  transition:color .15s ease, background .15s ease;
}
.navlinks a:hover{color:var(--text);background:var(--bg-raised);}
.navlinks a.active.tek-active{color:var(--tek);background:var(--bg-raised);}
.navlinks a.active.web-active{color:var(--web);background:var(--bg-raised);}

.breadcrumb{
  font-size:13.5px;color:var(--text-muted);
  display:flex;gap:6px;align-items:center;flex-wrap:wrap;
  padding-top:18px;
}
.breadcrumb a:hover{color:var(--text);}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:var(--text);}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 22px;border-radius:10px;
  font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;
  transition:transform .12s ease, background .15s ease, border-color .15s ease;
}
.btn:active{transform:scale(0.98);}
.btn-outline{border-color:var(--border);color:var(--text);background:transparent;}
.btn-outline:hover{background:var(--bg-raised);}
.btn-tek{background:var(--tek);color:#062824;}
.btn-tek:hover{background:#79E0D4;}
.btn-web{background:var(--web);color:#1F1440;}
.btn-web:hover{background:#BBA7FB;}

/* ---- Home hero ---- */
.home-hero{position:relative;padding:100px 0 80px;overflow:hidden;}
.home-hero::before{
  content:"";
  position:absolute;top:-40px;right:-120px;
  width:560px;height:560px;
  background-image:
    radial-gradient(1.5px 1.5px at 20% 30%, rgba(232,233,245,0.9), transparent),
    radial-gradient(1.5px 1.5px at 60% 10%, rgba(232,233,245,0.7), transparent),
    radial-gradient(2px 2px at 80% 60%, rgba(232,233,245,0.8), transparent),
    radial-gradient(1px 1px at 40% 70%, rgba(232,233,245,0.6), transparent),
    radial-gradient(1.5px 1.5px at 90% 25%, rgba(242,184,75,0.9), transparent),
    radial-gradient(1px 1px at 10% 80%, rgba(232,233,245,0.5), transparent),
    radial-gradient(1.5px 1.5px at 50% 45%, rgba(232,233,245,0.7), transparent),
    radial-gradient(1px 1px at 75% 85%, rgba(232,233,245,0.5), transparent);
  background-repeat:no-repeat;
  opacity:.8;
  pointer-events:none;
}
.home-hero h1{font-size:clamp(38px,6vw,64px);line-height:1.06;max-width:11ch;}
.home-hero .lede{margin-top:24px;font-size:18px;line-height:1.65;max-width:46ch;color:var(--text-muted);}
.hero-actions{margin-top:36px;display:flex;gap:14px;flex-wrap:wrap;}

/* ---- division split (home) ---- */
.split{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--border);}
@media (max-width:760px){.split{grid-template-columns:1fr;}}
.split-col{padding:56px 48px;border-right:1px solid var(--border);}
.split-col:last-child{border-right:none;}
@media (max-width:760px){.split-col{border-right:none;border-bottom:1px solid var(--border);padding:44px 32px;}}
.split-col .tag{font-size:13px;font-weight:600;letter-spacing:0.02em;margin-bottom:14px;}
.split-col.tek .tag{color:var(--tek);}
.split-col.web .tag{color:var(--web);}
.split-col h2{font-size:28px;margin-bottom:14px;max-width:14ch;}
.split-col p{font-size:15.5px;line-height:1.6;max-width:38ch;margin-bottom:22px;}
.goto{font-size:14.5px;font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.split-col.tek .goto{color:var(--tek);}
.split-col.web .goto{color:var(--web);}

/* ---- division page hero ---- */
.div-hero{padding:64px 0 48px;border-bottom:1px solid var(--border);}
.div-hero .eyebrow{font-size:14px;font-weight:600;margin-bottom:16px;}
.div-hero.tek .eyebrow{color:var(--tek);}
.div-hero.web .eyebrow{color:var(--web);}
.div-hero h1{font-size:clamp(32px,4.5vw,46px);max-width:16ch;line-height:1.1;}
.div-hero .lede{margin-top:20px;font-size:17px;max-width:52ch;line-height:1.6;}

.subnav{display:flex;gap:6px;margin-top:32px;}
.subnav a{font-size:14px;font-weight:600;color:var(--text-muted);padding:9px 16px;border-radius:999px;border:1px solid var(--border);}
.subnav a:hover{color:var(--text);}
.subnav a.active{color:var(--bg);background:var(--text);border-color:var(--text);}

/* ---- product cards ---- */
.products{padding:56px 0;}
.products h3{font-size:14px;color:var(--text-muted);font-weight:600;margin-bottom:24px;}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
@media (max-width:820px){.card-grid{grid-template-columns:1fr;}}
.card{background:var(--bg-raised);border:1px solid var(--border);border-radius:14px;padding:26px;}
.card h4{font-family:'Fraunces',serif;font-weight:500;font-size:19px;margin-bottom:10px;}
.card p{font-size:14.5px;line-height:1.55;}
.card .kind{font-size:12.5px;color:var(--text-muted);margin-bottom:12px;display:block;}

/* ---- callout ---- */
.callout{margin:8px 0 64px;padding:36px 40px;border-radius:16px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.callout.tek{background:linear-gradient(135deg, rgba(95,212,199,0.12), rgba(95,212,199,0.03));border:1px solid rgba(95,212,199,0.25);}
.callout h4{font-size:20px;margin-bottom:6px;}
.callout p{font-size:14.5px;max-width:44ch;}

/* ---- downloads page ---- */
.downloads-list{padding:36px 0 72px;}
.dl-row{display:grid;grid-template-columns:1.6fr 0.6fr 0.5fr auto;gap:16px;align-items:center;padding:20px 22px;border:1px solid var(--border);border-radius:12px;margin-bottom:12px;background:var(--bg-raised);}
@media (max-width:640px){.dl-row{grid-template-columns:1fr;gap:10px;}}
.dl-name{font-size:15.5px;font-weight:600;}
.dl-desc{font-size:13.5px;color:var(--text-muted);margin-top:4px;}
.dl-meta{font-size:13.5px;color:var(--text-muted);}
.dl-row .btn{padding:9px 16px;font-size:13.5px;white-space:nowrap;}
.demo-note{font-size:13px;color:var(--text-muted);margin-top:8px;}

/* ---------- FOOTER ---------- */
footer{border-top:1px solid var(--border);padding:40px 0;}
.footrow{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;}
.footlinks{display:flex;gap:22px;flex-wrap:wrap;}
.footlinks a{font-size:14px;color:var(--text-muted);}
.footlinks a:hover{color:var(--text);}
.footnote{font-size:13.5px;color:var(--text-muted);}

:focus-visible{outline:2px solid var(--gold);outline-offset:2px;}
@media (prefers-reduced-motion: reduce){*{transition:none !important;}}