/* ═══════════ TOKENS ═══════════ */
:root{
  --ink:#060F1F;          /* deepest — below ground */
  --ink-2:#0B1B33;
  --navy:#123A6B;         /* brand navy */
  --navy-lt:#1E5296;
  --red:#C8102E;          /* brand red */
  --copper:#C97B45;
  --copper-lt:#E8A876;
  --zinc:#8E9AA5;         /* galvanised */
  --paper:#EDF0F3;
  --paper-2:#E1E6EB;
  --line:rgba(255,255,255,.10);
  --line-d:rgba(6,15,31,.12);

  --display:'Archivo',system-ui,sans-serif;
  --body:'Instrument Sans',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;

  --pad:clamp(20px,5vw,80px);
  --r:2px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--body);background:var(--paper);color:var(--ink);
  line-height:1.55;overflow-x:hidden;
  padding-bottom:env(safe-area-inset-bottom);
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
:focus-visible{outline:3px solid var(--copper-lt);outline-offset:3px}

.wrap{max-width:1280px;margin:0 auto;padding-inline:var(--pad)}
.eyebrow{
  font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--copper);display:flex;align-items:center;gap:10px;margin-bottom:18px;
}
.eyebrow::before{content:"";width:28px;height:1px;background:var(--copper);flex:none}
h2.sec{
  font-family:var(--display);font-weight:800;letter-spacing:-.03em;line-height:1.02;
  font-size:clamp(30px,5.2vw,58px);
}
.lede{font-size:clamp(15px,1.6vw,18px);color:#4A5866;max-width:62ch;margin-top:16px}

/* ═══════════ HEADER ═══════════ */
header{
  position:fixed;inset:0 0 auto;z-index:60;
  background:rgba(6,15,31,0);backdrop-filter:blur(0px);
  transition:background .35s,backdrop-filter .35s,box-shadow .35s;
}
header.stuck{background:rgba(6,15,31,.92);backdrop-filter:blur(14px);box-shadow:0 1px 0 var(--line)}
.hdr{display:flex;align-items:center;gap:24px;height:74px}
.hdr img{height:40px;width:auto}

nav.desk{display:none;gap:28px;margin-left:auto;font-size:14px;font-weight:500;color:#C7D2DD}
nav.desk a:hover{color:#fff}
.hdr-cta{
  margin-left:auto;display:inline-flex;align-items:center;gap:8px;
  background:var(--red);color:#fff;font-weight:700;font-size:14px;
  padding:11px 18px;border-radius:var(--r);white-space:nowrap;
}
@media(min-width:960px){
  nav.desk{display:flex}
  .hdr-cta{margin-left:0}
}

/* ═══════════ HERO — THE GROUND LINE ═══════════ */
.hero{
  position:relative;background:var(--ink);color:#fff;overflow:hidden;
  padding:120px 0 0;
}
/* sky above the datum */
.hero::before{
  content:"";position:absolute;inset:0 0 46% 0;
  background:
    radial-gradient(120% 90% at 70% 0%,rgba(30,82,150,.55),transparent 60%),
    linear-gradient(180deg,#0C1E3A 0%,#081527 100%);
}
/* soil below the datum */
.hero::after{
  content:"";position:absolute;inset:54% 0 0 0;
  background:
    linear-gradient(180deg,#0A1424 0%,#050B14 100%);
}
.strata{
  position:absolute;left:0;right:0;top:54%;bottom:0;z-index:1;pointer-events:none;
  background-image:repeating-linear-gradient(180deg,rgba(201,123,69,.055) 0 1px,transparent 1px 5px);
  mask-image:linear-gradient(180deg,#000,transparent 85%);
}
.datum{
  position:absolute;left:0;right:0;top:54%;height:1px;z-index:3;
  background:linear-gradient(90deg,transparent,rgba(232,168,118,.75) 12%,rgba(232,168,118,.75) 88%,transparent);
}
.datum span{
  position:absolute;right:var(--pad);top:-26px;font-family:var(--mono);font-size:10px;
  letter-spacing:.2em;color:rgba(232,168,118,.8);text-transform:uppercase;
}
.hero-grid{position:relative;z-index:4;display:grid;gap:40px;padding-bottom:96px}
@media(min-width:1000px){
  .hero-grid{grid-template-columns:1.05fr .95fr;align-items:center;gap:48px;padding-bottom:140px}
}
h1{
  font-family:var(--display);font-weight:900;letter-spacing:-.045em;
  font-size:clamp(38px,7.4vw,80px);line-height:.96;
}
h1 em{font-style:normal;color:var(--copper-lt);display:block}
.hero p.sub{
  margin-top:22px;font-size:clamp(15px,1.7vw,19px);color:#A9BACB;max-width:52ch;
}
.badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
.badge{
  font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;
  border:1px solid var(--line);padding:7px 11px;color:#B9C8D6;border-radius:var(--r);
}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:16px 26px;font-weight:700;font-size:15px;border-radius:var(--r);
  border:1px solid transparent;transition:transform .18s,box-shadow .18s,background .18s;
}
.btn:active{transform:translateY(1px)}
.btn-p{background:var(--red);color:#fff;box-shadow:0 10px 30px -10px rgba(200,16,46,.75)}
.btn-p:hover{background:#E01634}
.btn-w{background:#25D366;color:#04220F;box-shadow:0 10px 30px -10px rgba(37,211,102,.6)}
.btn-w:hover{background:#31E874}
.btn-g{border-color:var(--line);color:#fff}
.btn-g:hover{background:rgba(255,255,255,.06)}

/* 3D electrode */
.stage{
  position:relative;perspective:1400px;min-height:340px;
  display:flex;align-items:center;justify-content:center;
}
@media(min-width:1000px){.stage{min-height:520px}}
.rod{
  width:auto;height:min(74vh,560px);transform-style:preserve-3d;
  transform:rotateZ(var(--rz,-8deg)) rotateY(var(--ry,16deg)) rotateX(var(--rx,0deg)) translateY(var(--ty,0px));
  transition:transform .5s cubic-bezier(.2,.7,.2,1);
  filter:drop-shadow(0 40px 60px rgba(0,0,0,.65));
  will-change:transform;
}
.glow{
  position:absolute;width:min(90%,440px);aspect-ratio:1;border-radius:50%;
  background:radial-gradient(circle,rgba(201,123,69,.30),transparent 68%);
  filter:blur(28px);z-index:-1;
}
/* lightning arc */
.arc{position:absolute;top:4%;left:50%;translate:-50% 0;width:min(60%,300px);opacity:.85;pointer-events:none}
.arc path{
  stroke:var(--copper-lt);stroke-width:1.4;fill:none;stroke-linecap:round;
  stroke-dasharray:340;stroke-dashoffset:340;
  animation:strike 5.5s cubic-bezier(.2,.8,.2,1) infinite;
}
@keyframes strike{
  0%,72%{stroke-dashoffset:340;opacity:0}
  76%{opacity:1}
  86%{stroke-dashoffset:0;opacity:1}
  100%{stroke-dashoffset:0;opacity:0}
}

/* ═══════════ SPEC TICKER ═══════════ */
.ticker{background:var(--ink-2);border-block:1px solid var(--line);overflow:hidden;color:#96A9BB}
.ticker-in{display:flex;gap:56px;padding:15px 0;white-space:nowrap;animation:slide 34s linear infinite;font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase}
.ticker-in span{display:flex;align-items:center;gap:12px}
.ticker-in span::before{content:"◆";color:var(--copper);font-size:8px}
@keyframes slide{to{transform:translateX(-50%)}}

/* ═══════════ SECTIONS ═══════════ */
section{padding:clamp(64px,9vw,132px) 0}
.sec-head{max-width:820px;margin-bottom:clamp(36px,5vw,64px)}

/* PRODUCTS */
.pgrid{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(min(100%,285px),1fr))}
.card{
  position:relative;background:#fff;border:1px solid var(--line-d);border-radius:var(--r);
  overflow:hidden;transform-style:preserve-3d;transition:transform .3s cubic-bezier(.2,.7,.2,1),box-shadow .3s,border-color .3s;
  display:flex;flex-direction:column;
}
.card:hover{box-shadow:0 26px 50px -22px rgba(6,15,31,.42);border-color:rgba(201,123,69,.5)}
.card-img{aspect-ratio:4/3;overflow:hidden;background:var(--paper-2)}
.card-img img{width:100%;height:100%;object-fit:cover;transition:scale .5s cubic-bezier(.2,.7,.2,1)}
.card:hover .card-img img{scale:1.06}
.card-b{padding:20px 20px 22px;flex:1;display:flex;flex-direction:column}
.card h3{font-family:var(--display);font-weight:700;font-size:18px;letter-spacing:-.02em;line-height:1.2}
.card .spec{font-family:var(--mono);font-size:11.5px;color:#6B7A88;margin-top:9px;letter-spacing:.02em}
.card .ask{
  margin-top:auto;padding-top:16px;font-size:13px;font-weight:700;color:var(--red);
  display:inline-flex;align-items:center;gap:6px;
}
.card .ask::after{content:"→";transition:translate .25s}
.card:hover .ask::after{translate:4px 0}

/* SELECTOR */
.tool{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.tool::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(90% 70% at 15% 0%,rgba(30,82,150,.4),transparent 60%);
}
.tool>*{position:relative;z-index:2}
.tool h2.sec{color:#fff}
.tool .lede{color:#A9BACB}
.qbox{
  margin-top:40px;background:rgba(255,255,255,.045);border:1px solid var(--line);
  border-radius:var(--r);padding:clamp(22px,3.5vw,40px);max-width:940px;
}
.step{margin-bottom:28px}
.step:last-of-type{margin-bottom:0}
.qlab{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--copper-lt);margin-bottom:13px;display:block}
.opts{display:flex;flex-wrap:wrap;gap:9px}
.opt{
  font-family:var(--body);font-size:14px;font-weight:600;color:#CBD8E4;cursor:pointer;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  padding:12px 17px;border-radius:var(--r);transition:.2s;
}
.opt:hover{background:rgba(255,255,255,.11);color:#fff}
.opt[aria-pressed="true"]{background:var(--copper);border-color:var(--copper);color:#160B03}
.result{
  margin-top:32px;padding-top:28px;border-top:1px dashed rgba(255,255,255,.22);
  display:none;
}
.result.on{display:block;animation:fade .45s ease both}
@keyframes fade{from{opacity:0;translate:0 12px}to{opacity:1;translate:0 0}}
.rec{font-family:var(--display);font-weight:800;font-size:clamp(24px,3.6vw,38px);letter-spacing:-.03em;color:var(--copper-lt)}
.rec-why{color:#A9BACB;margin-top:10px;font-size:15px;max-width:56ch}
.rec-specs{
  display:grid;gap:1px;background:var(--line);border:1px solid var(--line);
  grid-template-columns:repeat(auto-fit,minmax(140px,1fr));margin-top:24px;
}
.rec-specs div{background:var(--ink);padding:14px 16px}
.rec-specs dt{font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:#7C8FA2}
.rec-specs dd{font-family:var(--display);font-weight:700;font-size:17px;margin-top:5px}

/* QUALITY */
.split{display:grid;gap:44px;align-items:center}
@media(min-width:900px){.split{grid-template-columns:1fr 1fr;gap:64px}}
.qlist{margin-top:32px;display:grid;gap:1px;background:var(--line-d);border:1px solid var(--line-d)}
.qlist div{background:#fff;padding:22px 24px}
.qlist h4{font-family:var(--display);font-weight:700;font-size:16px;letter-spacing:-.01em}
.qlist p{font-size:14.5px;color:#5A6875;margin-top:6px}
.qlist .n{font-family:var(--mono);font-size:11px;color:var(--copper);letter-spacing:.14em}

/* CITIES */
.cities{background:var(--paper-2)}
.clist{display:flex;flex-wrap:wrap;gap:8px;margin-top:30px}
.clist a{
  font-family:var(--mono);font-size:12.5px;letter-spacing:.04em;
  background:#fff;border:1px solid var(--line-d);padding:10px 15px;border-radius:var(--r);
  transition:.2s;
}
.clist a:hover{background:var(--navy);color:#fff;border-color:var(--navy)}

/* ENQUIRY */
.enq{background:var(--ink);color:#fff}
.enq h2.sec{color:#fff}
.form{display:grid;gap:12px;margin-top:36px;max-width:620px}
.form input,.form select,.form textarea{
  font-family:var(--body);font-size:15px;color:#fff;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  padding:15px 16px;border-radius:var(--r);width:100%;
}
.form textarea{min-height:104px;resize:vertical}
.form input::placeholder,.form textarea::placeholder{color:#7C8FA2}
.form select option{background:var(--ink)}
.two{display:grid;gap:12px}
@media(min-width:620px){.two{grid-template-columns:1fr 1fr}}
.note{font-size:13px;color:#8298AC;margin-top:14px;font-family:var(--mono);letter-spacing:.02em}

/* FOOTER */
footer{background:#040A14;color:#8298AC;padding:64px 0 108px;font-size:14px}
@media(min-width:860px){footer{padding-bottom:64px}}
.fgrid{display:grid;gap:36px}
@media(min-width:860px){.fgrid{grid-template-columns:1.4fr 1fr 1fr}}
footer img{height:44px;width:auto;margin-bottom:16px}
footer h5{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:#fff;margin-bottom:14px}
footer li{list-style:none;margin-bottom:9px}
footer a:hover{color:#fff}
.fbot{margin-top:44px;padding-top:22px;border-top:1px solid var(--line);font-size:12.5px;font-family:var(--mono)}

/* MOBILE BAR — the single highest-converting element */
.mbar{
  position:fixed;inset:auto 0 0 0;z-index:70;display:grid;grid-template-columns:1fr 1fr;
  background:rgba(6,15,31,.97);backdrop-filter:blur(12px);border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
}
.mbar a{
  display:flex;align-items:center;justify-content:center;gap:9px;
  padding:17px 8px;font-weight:800;font-size:15px;color:#fff;
}
.mbar a:first-child{background:var(--red)}
.mbar a:last-child{background:#25D366;color:#04220F}
@media(min-width:860px){.mbar{display:none}}

/* reveal */
.rv{opacity:0;translate:0 26px;transition:opacity .7s cubic-bezier(.2,.7,.2,1),translate .7s cubic-bezier(.2,.7,.2,1)}
.rv.in{opacity:1;translate:0 0}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .rv{opacity:1;translate:0 0}
  html{scroll-behavior:auto}
}

/* ═══════════ LEAD CHAT WIDGET ═══════════ */
#mbchat{position:fixed;z-index:90;right:16px;bottom:16px;font-family:var(--body)}
@media(max-width:859px){#mbchat{bottom:74px}}          /* clear the mobile call/WhatsApp bar */

.mbc-fab{
  width:58px;height:58px;border-radius:50%;border:none;cursor:pointer;
  background:var(--red);color:#fff;display:grid;place-items:center;
  box-shadow:0 12px 30px -8px rgba(200,16,46,.6);position:relative;
  transition:transform .2s,background .2s;
}
.mbc-fab:hover{background:#E01634;transform:translateY(-2px)}
.mbc-dot{position:absolute;top:3px;right:3px;width:11px;height:11px;border-radius:50%;background:#25D366;border:2px solid var(--ink);animation:mbcPulse 2.4s ease-in-out infinite}
@keyframes mbcPulse{0%,100%{opacity:1}50%{opacity:.35}}
.mbc-open .mbc-fab{background:var(--ink)}

.mbc-teaser{
  position:absolute;right:70px;bottom:8px;white-space:nowrap;cursor:pointer;
  background:#fff;color:var(--ink);font-size:14px;font-weight:600;
  padding:11px 14px;border-radius:var(--r);border:1px solid var(--line-d);
  box-shadow:0 14px 34px -14px rgba(6,15,31,.5);animation:mbcIn .35s ease both;
}
.mbc-teaser button{background:none;border:none;font-size:17px;line-height:1;color:#8A98A6;cursor:pointer;margin-left:8px}
@keyframes mbcIn{from{opacity:0;transform:translateX(10px)}to{opacity:1;transform:none}}
@media(max-width:420px){.mbc-teaser{display:none}}

.mbc-panel{
  position:fixed;right:16px;bottom:86px;left:auto;width:min(92vw,378px);
  max-width:calc(100vw - 32px);
  height:min(70vh,560px);max-height:calc(100vh - 160px);
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--paper);border:1px solid var(--line-d);border-radius:10px;
  box-shadow:0 30px 70px -20px rgba(6,15,31,.6);animation:mbcIn .28s ease both;
}
/* mobile: pin to both edges so it can never overflow, and clear the call bar */
@media(max-width:640px){
  .mbc-panel{
    right:10px;left:10px;width:auto;max-width:none;
    bottom:calc(74px + 62px + env(safe-area-inset-bottom));
    height:auto;top:12px;max-height:none;
  }
}
.mbc-head{
  background:var(--ink);color:#fff;padding:15px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex:none;
}
.mbc-head>div{min-width:0}
.mbc-head strong{font-family:var(--display);font-weight:800;font-size:16px;letter-spacing:-.02em;display:block}
.mbc-head span{font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:#7C8FA2}
.mbc-head span.on{color:#25D366}
.mbc-head button{
  background:none;border:none;color:#B9C8D6;font-size:24px;line-height:1;cursor:pointer;
  width:44px;height:44px;margin:-10px -10px -10px 0;flex:none;
  display:grid;place-items:center;border-radius:50%;-webkit-tap-highlight-color:transparent;
}
.mbc-head button:hover,.mbc-head button:active{background:rgba(255,255,255,.12);color:#fff}

.mbc-body{flex:1;overflow-y:auto;padding:18px 16px;display:flex;flex-direction:column;gap:9px;-webkit-overflow-scrolling:touch}
.mbc-msg{
  max-width:86%;padding:11px 14px;border-radius:12px;font-size:14.5px;line-height:1.5;
  animation:mbcIn .25s ease both;
}
.mbc-msg.bot{background:#fff;border:1px solid var(--line-d);border-bottom-left-radius:3px;align-self:flex-start}
.mbc-msg.me{background:var(--navy);color:#fff;border-bottom-right-radius:3px;align-self:flex-end}
.mbc-msg b{font-weight:700}

.mbc-chips{display:flex;flex-wrap:wrap;gap:7px;padding:0 16px 12px;flex:none}
.mbc-chip{
  font-family:var(--body);font-size:13.5px;font-weight:600;cursor:pointer;
  background:#fff;color:var(--navy);border:1px solid rgba(18,58,107,.3);
  padding:9px 13px;border-radius:20px;transition:.18s;text-align:left;
}
.mbc-chip:hover{background:var(--navy);color:#fff;border-color:var(--navy)}
.mbc-chip.mbc-wa{background:#25D366;border-color:#25D366;color:#04220F}
.mbc-chip.mbc-wa:hover{background:#31E874;color:#04220F}

.mbc-input{display:flex;gap:8px;padding:12px 14px;background:#fff;border-top:1px solid var(--line-d);flex:none}
.mbc-input input{
  flex:1;font-family:var(--body);font-size:15px;padding:11px 13px;
  border:1px solid var(--line-d);border-radius:20px;background:var(--paper);color:var(--ink);
}
.mbc-input input:focus{outline:2px solid rgba(201,123,69,.5);outline-offset:0}
.mbc-input button{
  width:40px;height:40px;flex:none;border:none;border-radius:50%;cursor:pointer;
  background:var(--red);color:#fff;display:grid;place-items:center;
}
.mbc-input button:hover{background:#E01634}

@media(prefers-reduced-motion:reduce){
  .mbc-dot,.mbc-teaser,.mbc-panel,.mbc-msg{animation:none!important}
}