/*
Theme Name: QuantumX
Theme URI: https://www.quantumxmixers.com
Author: QuantumX / Proc-X Manufacturing Group
Description: QuantumX — The Vacuum Mixing & Drying Company. Dark engineering theme with electric-blue accents, annotated product schematics, live blend simulation, and lead-generation CTAs. Built for SEO: works with Yoast SEO or Rank Math.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: Proprietary
Text Domain: quantumx
*/

/* ============================================================
   QuantumX — Perfect Mixing Technologies
   Theme: deep black / electric blue, engineering-spec styling
   ============================================================ */
:root{
  --bg:#04060c;
  --bg-2:#070b14;
  --panel:#0b101e;
  --panel-2:#0d1424;
  --line:#1b2440;
  --line-2:#26325a;
  --blue:#2447ff;
  --blue-bright:#4d7dff;
  --blue-soft:#7ea2ff;
  --blue-glow:rgba(36,71,255,.45);
  --text:#e9edf7;
  --muted:#95a1bf;
  --muted-2:#6b7695;
  --mono:'IBM Plex Mono','JetBrains Mono',ui-monospace,Menlo,Consolas,monospace;
  --head:'Archivo',system-ui,-apple-system,'Segoe UI',sans-serif;
  --body:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  --max:1180px;
  --r:10px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--text);font-family:var(--body);
  font-size:16.5px;line-height:1.65;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--blue-bright);text-decoration:none}
a:hover{color:var(--blue-soft)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
::selection{background:var(--blue);color:#fff}

/* ---------- typography ---------- */
h1,h2,h3,h4{font-family:var(--head);font-weight:800;text-transform:uppercase;line-height:1.08;letter-spacing:.01em}
h1{font-size:clamp(2.1rem,5vw,3.6rem)}
h2{font-size:clamp(1.5rem,3.2vw,2.2rem)}
h3{font-size:1.12rem;letter-spacing:.03em}
p{color:var(--muted)}
p strong,li strong{color:var(--text)}
.kicker{
  font-family:var(--mono);font-size:.72rem;letter-spacing:.32em;
  text-transform:uppercase;color:var(--blue-bright);margin-bottom:14px;
  display:flex;align-items:center;gap:12px;font-weight:500;
}
.kicker::after{content:"";height:1px;flex:0 0 60px;background:var(--line-2)}
.lead{font-size:1.12rem;color:var(--muted);max-width:760px}
.rule{width:64px;height:4px;background:var(--blue);margin:22px 0 26px;border-radius:2px}
.center .rule{margin-left:auto;margin-right:auto}
.center{text-align:center}
.center .kicker{justify-content:center}
.center .kicker::after,.center .kicker::before{content:"";height:1px;flex:0 0 40px;background:var(--line-2)}

/* ---------- header / nav ---------- */
.topbar{
  font-family:var(--mono);font-size:.68rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--muted-2);border-bottom:1px solid var(--line);
  padding:8px 0;background:var(--bg-2);
}
.topbar .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.topbar a{color:var(--muted)}
header.site{
  position:sticky;top:0;z-index:50;background:rgba(4,6,12,.88);
  backdrop-filter:blur(12px);border-bottom:1px solid var(--line);
}
.navbar{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:16px 0}
.logo{display:flex;align-items:center;gap:12px}
.logo svg{height:30px;width:auto}
.logo-tag{font-family:var(--mono);font-size:.6rem;letter-spacing:.24em;text-transform:uppercase;color:var(--muted-2);border-left:1px solid var(--line-2);padding-left:12px;line-height:1.5}
nav.main ul{display:flex;gap:26px;list-style:none;align-items:center}
nav.main a{color:var(--text);font-size:.92rem;font-weight:500;letter-spacing:.02em}
nav.main a:hover,nav.main a[aria-current="page"]{color:var(--blue-bright)}
nav.main li.has-menu{position:relative}
nav.main li.has-menu>a::after{content:" ▾";font-size:.7em;color:var(--muted-2)}
.submenu{
  position:absolute;top:calc(100% + 14px);left:-16px;min-width:270px;
  background:var(--panel-2);border:1px solid var(--line-2);border-radius:var(--r);
  padding:10px;display:none;box-shadow:0 18px 50px rgba(0,0,0,.55);
}
.submenu::before{content:"";position:absolute;top:-14px;left:0;right:0;height:14px}
nav.main li.has-menu:hover .submenu,nav.main li.has-menu:focus-within .submenu{display:block}
.submenu a{display:block;padding:9px 12px;border-radius:6px;font-size:.88rem;color:var(--muted)}
.submenu a:hover{background:rgba(36,71,255,.12);color:#fff}
.submenu .sep{height:1px;background:var(--line);margin:8px 4px}
.submenu.mega{display:none;left:-220px;min-width:640px;padding:18px}
nav.main li.has-menu:hover .submenu.mega,nav.main li.has-menu:focus-within .submenu.mega{display:flex;gap:18px}
.submenu.mega .col{flex:1;min-width:0}
.submenu .grp{display:block;font-family:var(--mono);font-size:.62rem;letter-spacing:.22em;text-transform:uppercase;color:var(--blue-bright);padding:8px 12px 4px}
@media(max-width:920px){.submenu.mega{display:block;min-width:0;left:0}.submenu.mega .col{width:100%}}
.btn{
  display:inline-block;background:var(--blue);color:#fff;font-family:var(--head);
  font-weight:700;text-transform:uppercase;letter-spacing:.06em;font-size:.85rem;
  padding:13px 26px;border-radius:6px;border:1px solid var(--blue-bright);
  box-shadow:0 0 24px rgba(36,71,255,.35);transition:.18s;
}
.btn:hover{background:var(--blue-bright);color:#fff;transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--blue-bright);box-shadow:none;border-color:var(--line-2)}
.btn.ghost:hover{border-color:var(--blue-bright);color:#fff}
.nav-toggle{display:none;background:none;border:1px solid var(--line-2);border-radius:6px;color:var(--text);font-size:1.3rem;padding:4px 12px;cursor:pointer}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:96px 0 80px;border-bottom:1px solid var(--line)}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(700px 420px at 82% 18%,rgba(36,71,255,.28),transparent 60%),
    radial-gradient(520px 380px at 8% 90%,rgba(36,71,255,.14),transparent 60%);
}
.hero::after{ /* X motif */
  content:"";position:absolute;right:-140px;top:-80px;width:640px;height:640px;opacity:.5;pointer-events:none;
  background:
    linear-gradient(45deg,transparent 46.5%,rgba(77,125,255,.35) 48.5%,rgba(36,71,255,.65) 50%,rgba(77,125,255,.35) 51.5%,transparent 53.5%),
    linear-gradient(-45deg,transparent 46.5%,rgba(77,125,255,.35) 48.5%,rgba(36,71,255,.65) 50%,rgba(77,125,255,.35) 51.5%,transparent 53.5%);
  filter:blur(1.5px);
}
.hero .wrap{position:relative;z-index:2}
.hero h1{max-width:820px}
.hero h1 .accent{color:var(--blue-bright)}
.hero .sub{color:var(--blue-bright);font-family:var(--head);font-weight:600;font-size:1.15rem;margin:16px 0 18px;text-transform:none;letter-spacing:0}
.hero .lead{margin-bottom:34px}
.hero .cta-row{display:flex;gap:16px;flex-wrap:wrap;align-items:center}
.hero .chips{display:flex;gap:22px;flex-wrap:wrap;margin-top:44px;font-family:var(--mono);font-size:.7rem;letter-spacing:.22em;text-transform:uppercase;color:var(--muted)}
.hero .chips span{border-left:2px solid var(--blue);padding-left:10px}

/* ---------- sections ---------- */
section{padding:76px 0}
section.tight{padding:52px 0}
section.alt{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{margin-bottom:44px;max-width:820px}

/* stat tiles */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}
.stat{
  background:var(--panel);border:1px solid var(--line);border-top:3px solid var(--blue);
  border-radius:6px;padding:20px 22px;
}
.stat b{font-family:var(--head);font-size:1.7rem;font-weight:800;display:block;letter-spacing:.01em}
.stat span{font-family:var(--mono);font-size:.66rem;letter-spacing:.22em;text-transform:uppercase;color:var(--muted-2)}

/* feature cards */
.grid{display:grid;gap:18px}
.grid.c2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.grid.c3{grid-template-columns:repeat(auto-fit,minmax(270px,1fr))}
.grid.c4{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r);
  padding:26px;position:relative;transition:.2s;
}
.card:hover{border-color:var(--line-2);transform:translateY(-2px)}
.card.edge{border-left:3px solid var(--blue)}
.card h3{margin-bottom:10px}
.card h3 a{color:var(--text)}
.card h3 a:hover{color:var(--blue-bright)}
.card p{font-size:.95rem}
.card .mono{font-family:var(--mono);font-size:.72rem;color:var(--blue-bright);letter-spacing:.14em;text-transform:uppercase;margin-top:14px;display:block}
.icon{
  width:46px;height:46px;border-radius:50%;border:1.5px solid var(--blue-bright);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;
  color:var(--blue-bright);font-size:1.2rem;box-shadow:0 0 18px rgba(36,71,255,.25);
}
.chev{color:var(--blue-bright);font-weight:700}

/* checklist */
ul.checks{list-style:none;margin:18px 0}
ul.checks li{padding:7px 0 7px 30px;position:relative;color:var(--muted)}
ul.checks li::before{content:"»";position:absolute;left:0;color:var(--blue-bright);font-weight:800}
ul.plus li::before{content:"+";color:var(--blue-bright)}
ul.minus li::before{content:"–";color:var(--muted-2)}

/* spec tables */
.tbl-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:8px;margin:26px 0}
table{width:100%;border-collapse:collapse;font-size:.86rem;min-width:640px}
thead th{
  background:var(--blue);color:#fff;font-family:var(--head);font-weight:700;
  text-transform:uppercase;letter-spacing:.06em;font-size:.72rem;
  text-align:left;padding:12px 14px;white-space:nowrap;
}
tbody td{padding:10px 14px;border-top:1px solid var(--line);color:var(--muted);font-family:var(--mono);font-size:.8rem}
tbody td:first-child{color:var(--text);font-family:var(--body);font-weight:600;font-size:.86rem}
tbody tr:nth-child(even){background:rgba(13,20,36,.6)}
tbody tr:hover{background:rgba(36,71,255,.08)}
.tbl-note{font-family:var(--mono);font-size:.7rem;color:var(--muted-2);letter-spacing:.06em;margin-top:-14px;margin-bottom:26px}

/* callout */
.callout{
  background:linear-gradient(90deg,rgba(36,71,255,.14),rgba(36,71,255,.04));
  border:1px solid var(--line-2);border-left:4px solid var(--blue);
  border-radius:8px;padding:22px 26px;margin:30px 0;
}
.callout b{font-family:var(--head);text-transform:uppercase;letter-spacing:.04em;color:var(--blue-bright)}
.callout p{margin-top:6px}

/* numbered blocks */
.numblock{display:flex;gap:22px;background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--blue);border-radius:var(--r);padding:26px;margin-bottom:16px}
.numblock .n{font-family:var(--head);font-weight:800;font-size:2rem;color:var(--line-2);line-height:1}
.numblock h3{margin-bottom:8px}
.numblock p{font-size:.95rem}

/* process strip */
.process{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:8px;text-align:center}
.process .step{padding:20px 10px;border:1px solid var(--line);border-radius:8px;background:var(--panel)}
.process .step .icon{margin:0 auto 12px}
.process .step b{font-family:var(--head);text-transform:uppercase;font-size:.8rem;letter-spacing:.06em;display:block;margin-bottom:6px}
.process .step p{font-size:.78rem}

/* CTA band */
.cta-band{
  text-align:center;padding:76px 24px;border-top:1px solid var(--line);
  background:
    radial-gradient(600px 300px at 50% 120%,rgba(36,71,255,.30),transparent 70%),
    var(--bg-2);
}
.cta-band h2{max-width:700px;margin:0 auto 14px}
.cta-band p{max-width:600px;margin:0 auto 30px}

/* breadcrumbs */
.crumbs{font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);padding:18px 0 0}
.crumbs a{color:var(--muted)}
.crumbs .sep{margin:0 8px;color:var(--line-2)}

/* page hero (interior) */
.page-hero{position:relative;padding:56px 0 50px;border-bottom:1px solid var(--line);overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(560px 320px at 88% 0%,rgba(36,71,255,.22),transparent 65%)}
.page-hero .wrap{position:relative}

/* blog */
.post-card{display:flex;flex-direction:column}
.post-card time{font-family:var(--mono);font-size:.68rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted-2);margin-bottom:10px}
.post-card .more{margin-top:auto;padding-top:14px;font-family:var(--mono);font-size:.74rem;letter-spacing:.14em;text-transform:uppercase}
article.post{max-width:800px;margin:0 auto}
article.post .meta{font-family:var(--mono);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-2);margin:14px 0 34px;display:flex;gap:18px;flex-wrap:wrap}
article.post h2{margin:44px 0 16px;font-size:1.5rem}
article.post h3{margin:30px 0 12px;color:var(--blue-soft)}
article.post p{margin-bottom:18px}
article.post ul,article.post ol{margin:0 0 20px 22px;color:var(--muted)}
article.post li{margin-bottom:8px}
article.post .tbl-scroll{margin:26px 0}
.author-box{display:flex;gap:16px;align-items:center;border:1px solid var(--line);border-radius:var(--r);background:var(--panel);padding:18px 22px;margin-top:46px}
.author-box .avatar{width:48px;height:48px;border-radius:50%;background:var(--blue);display:flex;align-items:center;justify-content:center;font-family:var(--head);font-weight:800;color:#fff;flex:0 0 48px}
.author-box p{font-size:.85rem;margin:0}
.faq details{border:1px solid var(--line);border-radius:8px;background:var(--panel);margin-bottom:12px;padding:0 22px}
.faq summary{cursor:pointer;font-family:var(--head);font-weight:700;text-transform:uppercase;font-size:.9rem;letter-spacing:.03em;padding:18px 0;list-style:none;position:relative;padding-right:30px}
.faq summary::after{content:"+";position:absolute;right:0;color:var(--blue-bright);font-size:1.2rem}
.faq details[open] summary::after{content:"–"}
.faq details p{padding-bottom:18px}

/* downloads */
.dl-card{display:flex;gap:20px;align-items:flex-start}
.dl-card .thumb{
  flex:0 0 84px;height:110px;border-radius:6px;border:1px solid var(--line-2);
  background:linear-gradient(160deg,#0d1424,#04060c);display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:6px;font-family:var(--mono);
  font-size:.6rem;letter-spacing:.14em;color:var(--blue-bright);
}
.dl-card .thumb .x{font-family:var(--head);font-weight:800;font-size:1.6rem;color:var(--blue-bright)}
.dl-meta{font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);margin:8px 0 14px}

/* forms */
form.quote{display:grid;gap:16px;grid-template-columns:1fr 1fr}
form.quote .full{grid-column:1/-1}
label{font-family:var(--mono);font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);display:block;margin-bottom:8px}
input,select,textarea{
  width:100%;background:var(--panel-2);border:1px solid var(--line-2);border-radius:6px;
  color:var(--text);padding:13px 14px;font-family:var(--body);font-size:.95rem;
}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--blue-bright);box-shadow:0 0 0 3px rgba(36,71,255,.2)}
textarea{min-height:130px;resize:vertical}

/* footer */
footer.site{border-top:1px solid var(--line);background:var(--bg-2);padding:60px 0 30px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px;margin-bottom:44px}
.foot-grid h4{font-size:.8rem;letter-spacing:.14em;color:var(--text);margin-bottom:16px}
.foot-grid ul{list-style:none}
.foot-grid li{margin-bottom:9px}
.foot-grid a{color:var(--muted);font-size:.9rem}
.foot-grid a:hover{color:var(--blue-bright)}
.foot-brand p{font-size:.88rem;margin-top:14px;max-width:320px}
.foot-bottom{
  border-top:1px solid var(--line);padding-top:24px;display:flex;justify-content:space-between;
  gap:14px;flex-wrap:wrap;font-family:var(--mono);font-size:.68rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--muted-2);
}
.foot-bottom a{color:var(--muted-2)}

/* misc */
.tag{display:inline-block;font-family:var(--mono);font-size:.64rem;letter-spacing:.2em;text-transform:uppercase;color:var(--blue-bright);border:1px solid var(--line-2);border-radius:4px;padding:4px 10px;margin:0 8px 8px 0}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.machine-art{
  border:1px solid var(--line-2);border-radius:12px;background:var(--panel-2);
  padding:28px;box-shadow:0 0 60px rgba(36,71,255,.12) inset,0 0 40px rgba(36,71,255,.08);
}
.machine-art svg{width:100%;height:auto}

@media(max-width:920px){
  .foot-grid{grid-template-columns:1fr 1fr}
  .split{grid-template-columns:1fr}
  nav.main{display:none;position:absolute;top:100%;left:0;right:0;background:var(--bg-2);border-bottom:1px solid var(--line);padding:18px 24px}
  nav.main.open{display:block}
  nav.main ul{flex-direction:column;align-items:flex-start;gap:4px}
  nav.main li{width:100%}
  nav.main a{display:block;padding:10px 0}
  .submenu{position:static;display:block;border:none;background:none;box-shadow:none;padding:0 0 0 16px;min-width:0}
  .nav-toggle{display:block}
  .navbar .btn{display:none}
  form.quote{grid-template-columns:1fr}
}


/* ============ fx layer ============ */
#progress-bar{position:fixed;top:0;left:0;height:3px;width:0;z-index:99;
  background:linear-gradient(90deg,#2447ff,#4d7dff,#7ea2ff);box-shadow:0 0 12px rgba(36,71,255,.8);
  transition:width .08s linear;pointer-events:none}

/* spotlight cards */
.card,.stat,.numblock{position:relative;overflow:hidden}
.card::before,.stat::before,.numblock::before{content:"";position:absolute;inset:0;border-radius:inherit;opacity:0;
  background:radial-gradient(260px circle at var(--mx,50%) var(--my,50%),rgba(77,125,255,.13),transparent 62%);
  transition:opacity .35s;pointer-events:none}
.card:hover::before,.stat:hover::before,.numblock:hover::before{opacity:1}

/* animated accent text */
.hero h1 .accent{background:linear-gradient(90deg,#4d7dff,#8fb0ff,#2447ff,#4d7dff);background-size:300% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;animation:accshift 7s linear infinite}
@keyframes accshift{0%{background-position:0% 0}100%{background-position:300% 0}}
.hero::after{animation:xpulse 8s ease-in-out infinite}
@keyframes xpulse{0%,100%{opacity:.42}50%{opacity:.62}}

/* button shine */
.btn{position:relative;overflow:hidden}
.btn::after{content:"";position:absolute;top:0;left:-70%;width:45%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.28),transparent);
  transform:skewX(-20deg);transition:left .45s ease;pointer-events:none}
.btn:hover::after{left:130%}

/* custom scrollbar */
::-webkit-scrollbar{width:12px;background:#070b14}
::-webkit-scrollbar-thumb{background:#1b2440;border-radius:6px;border:3px solid #070b14}
::-webkit-scrollbar-thumb:hover{background:#2447ff}

/* hero blend sim */
#mix-canvas{position:absolute;inset:0;z-index:1;pointer-events:none}
.hero .wrap{z-index:3}
.mix-hud{position:absolute;z-index:2;right:4.5%;top:50px;text-align:left;pointer-events:none;width:230px}
.mix-hud .hud-k{font-family:var(--mono);font-size:.62rem;letter-spacing:.26em;color:var(--blue-bright);text-transform:uppercase}
.mix-hud .hud-cv{font-family:var(--head);font-weight:800;font-size:2.6rem;color:#fff;line-height:1.1;margin:4px 0 2px}
.mix-hud .hud-target{font-family:var(--mono);font-size:.62rem;letter-spacing:.18em;color:var(--muted-2);text-transform:uppercase}
.mix-hud #cv-state{display:inline-block;font-family:var(--mono);font-size:.64rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--blue-soft);border:1px solid var(--line-2);border-radius:4px;padding:4px 10px;margin-top:10px}
.mix-hud #cv-state.ok{color:#6fffb0;border-color:rgba(111,255,176,.5);text-shadow:0 0 12px rgba(111,255,176,.5)}
.mix-hud #remix-btn{pointer-events:auto;margin-top:12px;background:none;border:1px solid var(--line-2);border-radius:4px;
  color:var(--muted);font-family:var(--mono);font-size:.62rem;letter-spacing:.2em;text-transform:uppercase;
  padding:6px 12px;cursor:pointer;transition:.2s;display:block}
.mix-hud #remix-btn:hover{border-color:var(--blue-bright);color:#fff}
@media(max-width:1100px){.mix-hud{display:none}}

/* vacuum widget */
.vac-widget{margin-top:6px}
.vac-read{display:flex;gap:26px;align-items:baseline;margin:14px 0 8px}
.vac-read .big{font-family:var(--head);font-weight:800;font-size:2.4rem;color:#fff}
.vac-read .big span{font-size:1rem;color:var(--muted-2)}
.vac-read .arrow{color:var(--blue-bright);font-size:1.4rem}
#vac-use{font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--blue-bright);min-height:1.4em;display:block;margin-bottom:14px}
.vac-track{position:relative;height:6px;background:var(--line);border-radius:3px;margin:10px 0 6px}
#vac-fill{position:absolute;left:0;top:0;bottom:0;width:0;border-radius:3px;
  background:linear-gradient(90deg,#2447ff,#7ea2ff);box-shadow:0 0 14px rgba(36,71,255,.6);transition:width .1s}
input[type=range].vac-input{width:100%;-webkit-appearance:none;appearance:none;background:transparent;height:28px;cursor:pointer}
input[type=range].vac-input::-webkit-slider-runnable-track{height:6px;background:transparent}
input[type=range].vac-input::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:22px;height:22px;border-radius:50%;
  background:#fff;border:4px solid var(--blue);box-shadow:0 0 16px rgba(36,71,255,.8);margin-top:-8px}
input[type=range].vac-input::-moz-range-track{height:6px;background:transparent}
input[type=range].vac-input::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:#fff;border:4px solid var(--blue)}
.vac-scale{display:flex;justify-content:space-between;font-family:var(--mono);font-size:.62rem;letter-spacing:.12em;color:var(--muted-2)}
.vac-widget details{margin-top:16px}
.vac-widget summary{font-family:var(--mono);font-size:.68rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);cursor:pointer}

/* geometry finder */
.geo-tool{background:linear-gradient(135deg,rgba(36,71,255,.10),rgba(36,71,255,.02));
  border:1px solid var(--line-2);border-radius:12px;padding:34px;position:relative;overflow:hidden}
.geo-tool::before{content:"";position:absolute;right:-80px;top:-80px;width:300px;height:300px;opacity:.35;pointer-events:none;
  background:
    linear-gradient(45deg,transparent 47%,rgba(36,71,255,.7) 50%,transparent 53%),
    linear-gradient(-45deg,transparent 47%,rgba(36,71,255,.7) 50%,transparent 53%)}
.geo-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;margin:22px 0}
.geo-result{display:none;margin-top:10px}
.geo-result.show{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.geo-pick{background:var(--panel);border:1px solid var(--blue);border-radius:10px;padding:22px;box-shadow:0 0 30px rgba(36,71,255,.15)}
.geo-pick.alt{border-color:var(--line-2);box-shadow:none}
.geo-pick h3{margin:8px 0 8px}
.geo-pick p{font-size:.9rem}
.geo-tag{font-family:var(--mono);font-size:.6rem;letter-spacing:.22em;text-transform:uppercase;color:var(--blue-bright)}
.geo-note{grid-column:1/-1;font-size:.88rem}


/* product imagery */
.prod-art{margin:0;background:var(--panel-2);border:1px solid var(--line-2);border-radius:12px;padding:14px;
  box-shadow:0 0 50px rgba(36,71,255,.10) inset,0 0 30px rgba(36,71,255,.08)}
.prod-art img{width:100%;height:auto;border-radius:8px;display:block}
.prod-art figcaption{font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);margin-top:10px}
.page-hero .split{align-items:center}
.card img.thumb{width:100%;height:170px;object-fit:cover;border-radius:8px;border:1px solid var(--line);margin-bottom:16px;background:#0d1424}
.card img.thumb.diagram{object-fit:contain;padding:10px}
.inline-fig{margin:30px 0}
.inline-fig .grid img{width:100%;border-radius:8px;border:1px solid var(--line-2)}
@media(max-width:920px){.page-hero .split{grid-template-columns:1fr}.prod-art{max-width:440px}}


/* gallery */
.gal-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.gal-item{margin:0;border:1px solid var(--line-2);border-radius:10px;overflow:hidden;background:var(--panel-2);cursor:zoom-in;transition:.2s}
.gal-item:hover{border-color:var(--blue-bright);transform:translateY(-2px)}
.gal-item img{width:100%;height:240px;object-fit:cover;display:block}
.gal-slot{border:1.5px dashed var(--line-2);border-radius:10px;min-height:240px;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:8px;color:var(--muted-2);background:rgba(13,20,36,.35)}
.gal-slot .cam{font-size:2rem;color:var(--line-2)}
.gal-slot b{font-family:var(--head);text-transform:uppercase;letter-spacing:.08em;font-size:.82rem;color:var(--muted)}
.gal-slot i{font-family:var(--mono);font-style:normal;font-size:.64rem;letter-spacing:.16em;text-transform:uppercase;text-align:center}
.lightbox{position:fixed;inset:0;z-index:200;background:rgba(2,4,10,.92);display:flex;align-items:center;justify-content:center;cursor:zoom-out;backdrop-filter:blur(6px)}
.lightbox img{max-width:92vw;max-height:90vh;border-radius:10px;border:1px solid var(--line-2);box-shadow:0 0 80px rgba(36,71,255,.35)}