/* ============================================================
   MosurTech — Premium Luxury-Minimal Design System
   Gold on Ink, modernized. v2.0
   ============================================================ */
:root{
  /* ink scale */
  --ink:#070910;
  --ink-1:#0B0E18;
  --ink-2:#10152400;
  --ink-2s:#101524;
  --ink-3:#161C30;
  --ink-4:#1F2740;
  /* paper / text */
  --paper:#F7F5EE;
  --paper-dim:#B9BECC;
  --muted:#727A91;
  --muted-2:#535B72;
  /* gold */
  --gold:#E6A817;
  --gold-bright:#F7CB52;
  --gold-deep:#B8860B;
  --gold-pale:#FBE9B8;
  --gold-soft:rgba(230,168,23,.12);
  --gold-glow:rgba(247,203,82,.18);
  /* lines */
  --line:rgba(247,203,82,.10);
  --line-strong:rgba(247,203,82,.24);
  --line-faint:rgba(247,245,238,.06);
  /* type */
  --display:'Fraunces',Georgia,serif;
  --sans:'Inter',-apple-system,sans-serif;
  --mono:'JetBrains Mono',monospace;
  /* metrics */
  --maxw:1240px;
  --r:14px;
  --r-lg:22px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--ink);
  color:var(--paper);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer}
::selection{background:var(--gold);color:var(--ink)}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}

/* ---------- ambient grain + glow utility ---------- */
.glow{position:absolute;border-radius:50%;filter:blur(40px);pointer-events:none;z-index:0}
.glow-gold{background:radial-gradient(circle,var(--gold-glow),transparent 65%)}

/* ---------- eyebrow / labels ---------- */
.eyebrow{
  font-family:var(--mono);font-size:11.5px;letter-spacing:.28em;
  text-transform:uppercase;color:var(--gold-bright);
  display:inline-flex;align-items:center;gap:12px;font-weight:500;
}
.eyebrow::before{content:"";width:28px;height:1px;background:linear-gradient(90deg,var(--gold-bright),transparent)}
.gold{color:var(--gold-bright)}
.serif-i{font-family:var(--display);font-style:italic;font-weight:400}

/* ---------- type scale ---------- */
h1,h2,h3,h4{font-family:var(--display);font-weight:500;letter-spacing:-.02em;line-height:1.05}
.display-xl{font-size:clamp(40px,6.6vw,82px);font-weight:400;letter-spacing:-.03em;line-height:1.0}
.display-lg{font-size:clamp(32px,5vw,58px);font-weight:400;letter-spacing:-.025em;line-height:1.04}
.display-md{font-size:clamp(26px,3.6vw,42px);line-height:1.1}
.lede{font-size:clamp(16.5px,1.5vw,19.5px);color:var(--paper-dim);line-height:1.65;font-weight:400}

/* ============================================================
   HEADER / NAV
   ============================================================ */
header{position:fixed;inset:0 0 auto 0;z-index:100;transition:background .4s,border-color .4s,backdrop-filter .4s;border-bottom:1px solid transparent}
header.scrolled{background:rgba(7,9,16,.82);backdrop-filter:blur(16px) saturate(140%);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:80px}
.brand{display:flex;align-items:center;gap:12px;font-family:var(--display);font-weight:500;font-size:23px;letter-spacing:-.01em}
.brand img{height:54px;width:auto}
.brand b{font-weight:500;color:var(--gold-bright)}
.nav-links{display:flex;gap:28px;align-items:center}
.nav-links>a,.nav-item>a{font-size:14.5px;color:var(--paper-dim);transition:color .25s;font-weight:450;position:relative;padding:6px 0}
.nav-links>a:hover,.nav-item>a:hover,.nav-links>a.active{color:var(--paper)}
.nav-links>a.active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:1.5px;background:var(--gold-bright)}
.nav-links>a.nav-cta{
  font-family:var(--sans);font-weight:600;font-size:13.5px;letter-spacing:.01em;
  background:linear-gradient(135deg,var(--gold-deep),var(--gold-bright));
  color:var(--ink);padding:12px 32px;border-radius:9px;
  transition:transform .25s var(--ease),box-shadow .25s;white-space:nowrap;
}
.nav-cta{
  font-family:var(--sans);font-weight:600;font-size:13.5px;letter-spacing:.01em;
  background:linear-gradient(135deg,var(--gold-deep),var(--gold-bright));
  color:var(--ink);padding:12px 32px;border-radius:9px;
  transition:transform .25s var(--ease),box-shadow .25s;white-space:nowrap;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(230,168,23,.34)}

/* dropdown for services */
.nav-item{position:relative}
.nav-item>a{display:inline-flex;align-items:center;gap:6px;cursor:pointer}
.nav-item>a svg{width:11px;height:11px;transition:transform .25s;color:var(--muted)}
.nav-item:hover>a svg{transform:rotate(180deg)}
.dropdown{
  position:absolute;top:calc(100% + 14px);left:50%;transform:translateX(-50%) translateY(8px);
  background:rgba(11,14,24,.96);backdrop-filter:blur(18px);
  border:1px solid var(--line-strong);border-radius:16px;padding:10px;
  width:300px;opacity:0;visibility:hidden;transition:.28s var(--ease);
  box-shadow:0 28px 64px rgba(0,0,0,.6);
}
.nav-item:hover .dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.dropdown::before{content:"";position:absolute;top:-14px;left:0;right:0;height:14px}
.dd-link{display:flex;align-items:center;gap:12px;padding:11px 13px;border-radius:10px;transition:background .2s}
.dd-link:hover{background:var(--gold-soft)}
.dd-link .dd-ic{font-family:var(--mono);font-size:11px;color:var(--gold-bright);width:22px;flex:0 0 auto;font-weight:700}
.dd-link .dd-t{font-family:var(--sans);font-size:14px;color:var(--paper);font-weight:500}
.dd-link:hover .dd-t{color:var(--gold-bright)}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;padding:6px}
.burger span{width:26px;height:2px;background:var(--paper);border-radius:2px;transition:.3s}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn-primary{
  display:inline-flex;align-items:center;gap:9px;
  background:linear-gradient(135deg,var(--gold-deep),var(--gold-bright));
  color:var(--ink);font-weight:600;font-size:15px;
  padding:15px 28px;border-radius:11px;border:0;
  transition:transform .25s var(--ease),box-shadow .25s;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 38px rgba(230,168,23,.4)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:9px;
  border:1px solid var(--line-strong);color:var(--paper);
  font-weight:500;font-size:15px;padding:15px 26px;border-radius:11px;
  transition:.25s var(--ease);
}
.btn-ghost:hover{background:var(--gold-soft);border-color:var(--gold)}
.btn-row{display:flex;gap:14px;flex-wrap:wrap}

/* ============================================================
   SECTIONS
   ============================================================ */
.section{padding:120px 0;position:relative}
.section-sm{padding:84px 0;position:relative}
.section-head{max-width:680px;margin-bottom:62px}
.section-head .display-md{margin:20px 0 18px}
.section-head .lede{font-size:17px}
.center{text-align:center;margin-left:auto;margin-right:auto}

/* hairline divider with gold node */
.rule{height:1px;background:var(--line);position:relative}
.rule::before{content:"";position:absolute;left:0;top:-1px;width:60px;height:3px;background:var(--gold-bright)}

/* ============================================================
   HERO (home)
   ============================================================ */
.hero{position:relative;padding:190px 0 110px;overflow:hidden}
.hero .glow-1{top:-160px;right:-120px;width:620px;height:620px;background:radial-gradient(circle,var(--gold-glow),transparent 64%)}
.hero .glow-2{bottom:-200px;left:-220px;width:540px;height:540px;background:radial-gradient(circle,rgba(184,134,11,.14),transparent 64%)}
.hero-inner{position:relative;z-index:2;max-width:960px}
.hero h1{margin:30px 0 26px}
.hero h1 .ital{font-family:var(--display);font-style:italic;font-weight:400;color:var(--gold-bright)}
.hero .lede{max-width:660px;margin-bottom:40px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;align-items:center}

/* metrics strip */
.metrics{margin-top:90px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);position:relative;z-index:2}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.metric{padding:38px 28px;border-right:1px solid var(--line)}
.metric:last-child{border-right:0}
.metric .num{font-family:var(--display);font-weight:400;font-size:clamp(32px,4vw,46px);letter-spacing:-.02em;line-height:1}
.metric .num span{color:var(--gold-bright)}
.metric .lbl{font-size:13px;color:var(--muted);margin-top:10px;line-height:1.45}

/* ============================================================
   SERVICES GRID (home + listing)
   ============================================================ */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
.svc-card{background:var(--ink-1);padding:38px 32px;transition:background .3s var(--ease);position:relative;display:block}
.svc-card:hover{background:var(--ink-2s)}
.svc-card .svc-no{font-family:var(--mono);font-size:12px;color:var(--gold-deep);letter-spacing:.1em}
.svc-card h3{font-size:23px;margin:20px 0 12px;transition:color .25s}
.svc-card:hover h3{color:var(--gold-bright)}
.svc-card p{font-size:14.5px;color:var(--muted);line-height:1.6}
.svc-card .svc-go{margin-top:22px;font-family:var(--mono);font-size:12px;letter-spacing:.08em;color:var(--gold-bright);display:inline-flex;align-items:center;gap:8px;opacity:0;transform:translateX(-6px);transition:.3s var(--ease)}
.svc-card:hover .svc-go{opacity:1;transform:none}

/* ============================================================
   ENGINE / PROCESS (home)
   ============================================================ */
.engine{background:linear-gradient(180deg,var(--ink),var(--ink-1));border-top:1px solid var(--line)}
.engine-track{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:10px}
.engine-flow{position:absolute;top:50px;left:10%;right:10%;height:1px;background:linear-gradient(90deg,var(--gold-deep),var(--gold-bright),var(--gold-deep));opacity:.5;z-index:0}
.stage{position:relative;z-index:1;padding:0 26px}
.stage:not(:last-child){border-right:1px dashed var(--line)}
.stage .step{font-family:var(--mono);font-size:11px;color:var(--ink);background:var(--gold-bright);width:fit-content;padding:6px 13px;border-radius:30px;font-weight:700;letter-spacing:.08em}
.stage h3{font-size:24px;margin:26px 0 8px}
.stage .stage-sub{color:var(--muted);font-size:13.5px;margin-bottom:22px;font-family:var(--mono);letter-spacing:.04em}
.stage ul{list-style:none;display:flex;flex-direction:column;gap:13px}
.stage li{display:flex;gap:12px;font-size:15px;color:var(--paper-dim)}
.stage li::before{content:"";flex:0 0 auto;width:6px;height:6px;border-radius:1px;background:var(--gold-bright);margin-top:9px;transform:rotate(45deg)}

/* ============================================================
   CASE / WORK CARDS
   ============================================================ */
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.case-card{border:1px solid var(--line);border-radius:var(--r-lg);background:var(--ink-1);padding:36px 34px;transition:transform .3s var(--ease),border-color .3s;position:relative;overflow:hidden}
.case-card:hover{transform:translateY(-5px);border-color:var(--line-strong)}
.case-card .sector{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--gold-bright)}
.case-card h3{font-size:24px;margin:16px 0 14px}
.case-card p{color:var(--paper-dim);font-size:15px;margin-bottom:24px}
.case-stat{display:flex;align-items:baseline;gap:14px;border-top:1px solid var(--line);padding-top:20px}
.case-stat .big{font-family:var(--display);font-size:38px;color:var(--gold-bright);line-height:1}
.case-stat .desc{font-size:13.5px;color:var(--muted)}

/* image placeholder (luxury) */
.ph{position:relative;background:
  radial-gradient(circle at 30% 20%,rgba(247,203,82,.05),transparent 50%),
  linear-gradient(135deg,var(--ink-2s),var(--ink-3));
  border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:grid;place-items:center;min-height:200px}
.ph::after{content:attr(data-label);position:absolute;font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-2)}

/* ============================================================
   CLIENTS
   ============================================================ */
.clients{text-align:center}
.clients .lbl{font-family:var(--mono);font-size:11.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);margin-bottom:38px}
.client-row{display:flex;flex-wrap:wrap;justify-content:center;gap:14px}
.client-chip{font-family:var(--display);font-weight:400;font-size:16px;color:var(--paper-dim);border:1px solid var(--line);border-radius:40px;padding:10px 22px;transition:.25s}
.client-chip:hover{color:var(--ink);background:var(--gold-bright);border-color:var(--gold-bright)}

/* ============================================================
   FAQ
   ============================================================ */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px 28px}
.faq-item{border:1px solid var(--line);border-radius:var(--r);background:var(--ink-1);overflow:hidden;transition:border-color .25s;height:fit-content}
.faq-item:hover{border-color:var(--line-strong)}
.faq-item summary{list-style:none;cursor:pointer;padding:22px 24px;font-family:var(--display);font-weight:500;font-size:17px;color:var(--paper);display:flex;align-items:center;justify-content:space-between;gap:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-family:var(--mono);font-size:24px;color:var(--gold-bright);transition:transform .25s;flex:0 0 auto;line-height:1}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .faq-a{padding:0 24px 22px;color:var(--paper-dim);font-size:15px;line-height:1.68}

/* ============================================================
   PAGE HERO (inner)
   ============================================================ */
.page-hero{padding:170px 0 78px;position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.page-hero .glow-1{top:-180px;right:-140px;width:560px;height:560px;background:radial-gradient(circle,var(--gold-glow),transparent 62%)}
.page-hero .crumb{font-family:var(--mono);font-size:12px;letter-spacing:.1em;color:var(--muted);position:relative;z-index:2;margin-bottom:8px}
.page-hero .crumb a:hover{color:var(--gold-bright)}
.page-hero h1{margin:18px 0 20px;position:relative;z-index:2;max-width:880px}
.page-hero .lede{max-width:640px;position:relative;z-index:2}

/* ============================================================
   SERVICE PAGE
   ============================================================ */
.svc-hero-meta{display:flex;gap:28px;flex-wrap:wrap;margin-top:30px;position:relative;z-index:2}
.svc-hero-meta .mi{border-left:1px solid var(--line-strong);padding-left:16px}
.svc-hero-meta .mi b{font-family:var(--display);font-size:22px;color:var(--gold-bright);display:block;font-weight:400}
.svc-hero-meta .mi span{font-size:12.5px;color:var(--muted);font-family:var(--mono);letter-spacing:.04em}

.svc-body{display:grid;grid-template-columns:1.7fr 1fr;gap:64px;align-items:start}
.svc-prose h2{font-size:30px;margin:0 0 20px}
.svc-prose h3{font-size:21px;margin:38px 0 14px;color:var(--paper)}
.svc-prose p{color:var(--paper-dim);font-size:16px;margin-bottom:18px;line-height:1.72}
.svc-prose ul{list-style:none;display:flex;flex-direction:column;gap:14px;margin:22px 0}
.svc-prose li{display:flex;gap:13px;font-size:15.5px;color:var(--paper-dim)}
.svc-prose li::before{content:"";flex:0 0 auto;width:7px;height:7px;border-radius:1px;background:var(--gold-bright);margin-top:9px;transform:rotate(45deg)}

.svc-aside{position:sticky;top:104px;display:flex;flex-direction:column;gap:18px}
.aside-card{border:1px solid var(--line);border-radius:var(--r-lg);background:var(--ink-1);padding:30px 28px}
.aside-card h4{font-size:20px;margin-bottom:8px}
.aside-card p{font-size:14px;color:var(--muted);margin-bottom:20px}
.aside-card.gold{background:linear-gradient(135deg,var(--ink-3),var(--ink-2s));border-color:var(--line-strong)}
.deliver-list{list-style:none;display:flex;flex-direction:column;gap:0}
.deliver-list li{font-size:14.5px;color:var(--paper-dim);padding:13px 0;border-bottom:1px solid var(--line);display:flex;gap:11px;align-items:flex-start}
.deliver-list li:last-child{border-bottom:0}
.deliver-list li b{color:var(--gold-bright);font-family:var(--mono);font-size:12px;flex:0 0 auto}

/* feature trio on service page */
.svc-features{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feat{border:1px solid var(--line);border-radius:var(--r);padding:30px 26px;background:var(--ink-1)}
.feat .fic{font-family:var(--mono);font-size:13px;color:var(--gold-bright);font-weight:700}
.feat h4{font-size:18px;margin:14px 0 9px}
.feat p{font-size:14px;color:var(--muted);line-height:1.6}

/* ============================================================
   CTA BAND
   ============================================================ */
.cta-band{background:linear-gradient(180deg,var(--ink-1),var(--ink));border-top:1px solid var(--line)}
.cta-card{background:linear-gradient(135deg,var(--ink-3),var(--ink-2s));border:1px solid var(--line-strong);border-radius:var(--r-lg);padding:66px 56px;position:relative;overflow:hidden}
.cta-card .glow-1{top:-120px;right:-80px;width:440px;height:440px;background:radial-gradient(circle,var(--gold-glow),transparent 60%)}
.cta-inner{position:relative;z-index:1;max-width:660px}
.cta-card h2{margin:18px 0 16px}
.cta-card p{color:var(--paper-dim);font-size:17px;margin-bottom:30px}

/* ============================================================
   CONTACT
   ============================================================ */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.field{margin-bottom:20px}
.field label{display:block;font-family:var(--mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:9px}
.field input,.field textarea,.field select{
  width:100%;background:var(--ink-1);border:1px solid var(--line);border-radius:11px;
  color:var(--paper);padding:14px 16px;font-family:var(--sans);font-size:15px;transition:border-color .2s;
}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--gold)}
.field textarea{resize:vertical;min-height:130px}
.contact-info .ci{display:flex;gap:16px;padding:22px 0;border-bottom:1px solid var(--line)}
.contact-info .ci:last-child{border-bottom:0}
.contact-info .ci .cic{font-family:var(--mono);font-size:11px;color:var(--gold-bright);letter-spacing:.1em;text-transform:uppercase;width:90px;flex:0 0 auto;padding-top:3px}
.contact-info .ci .civ{font-size:15.5px;color:var(--paper)}
.contact-info .ci .civ a:hover{color:var(--gold-bright)}

/* ============================================================
   FOOTER
   ============================================================ */
footer{background:var(--ink);border-top:1px solid var(--line);padding:72px 0 32px}
.foot-grid{display:grid;grid-template-columns:1.8fr 1fr 1fr 1.1fr;gap:44px;margin-bottom:54px}
.foot-brand .brand{margin-bottom:18px}
.foot-brand p{color:var(--muted);font-size:14px;max-width:300px;line-height:1.6}
.foot-col h5{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-2);margin-bottom:20px}
.foot-col a,.foot-col p{display:block;color:var(--paper-dim);font-size:14px;margin-bottom:12px;transition:color .2s}
.foot-col a:hover{color:var(--gold-bright)}
.foot-bottom{border-top:1px solid var(--line);padding-top:28px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;align-items:center}
.foot-bottom p{color:var(--muted-2);font-size:13px}
.socials{display:flex;gap:18px}
.socials a{display:inline-grid;place-items:center;width:34px;height:34px;border:1px solid var(--line);border-radius:50%;color:var(--paper-dim);transition:.25s}
.socials a svg{width:16px;height:16px}
.socials a:hover{color:var(--ink);background:var(--gold-bright);border-color:var(--gold-bright)}

/* ============================================================
   FLOATS + CHATBOT
   ============================================================ */
.floats{position:fixed;right:20px;bottom:20px;z-index:110;display:flex;flex-direction:column;gap:12px}
.floats a{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;color:#fff;box-shadow:0 8px 24px rgba(0,0,0,.4);transition:transform .25s var(--ease)}
.floats a svg{width:25px;height:25px}
.f-call svg{width:23px;height:23px}
.floats a:hover{transform:scale(1.08)}
.f-wa{background:#25D366}
.f-call{background:linear-gradient(135deg,var(--gold-deep),var(--gold-bright));color:var(--ink)}

/* chat toggle sits to the LEFT of the floats column so nothing overlaps */
.cb-toggle{position:fixed;right:84px;bottom:20px;z-index:120;width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,var(--gold-deep),var(--gold-bright));color:var(--ink);border:0;display:grid;place-items:center;box-shadow:0 8px 24px rgba(230,168,23,.38);transition:transform .25s var(--ease)}
.cb-toggle:hover{transform:scale(1.08)}
.cb-toggle svg{width:27px;height:27px}
.cb-panel{position:fixed;right:20px;bottom:88px;z-index:130;width:340px;max-width:calc(100vw - 40px);height:460px;max-height:calc(100dvh - 200px);background:var(--ink-1);border:1px solid var(--line-strong);border-radius:18px;box-shadow:0 24px 60px rgba(0,0,0,.55);display:flex;flex-direction:column;overflow:hidden;opacity:0;transform:translateY(16px) scale(.97);pointer-events:none;transition:.26s var(--ease)}
.cb-panel.open{opacity:1;transform:none;pointer-events:auto}
.cb-head{background:linear-gradient(135deg,var(--ink-3),var(--ink-2s));padding:14px 16px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:11px;flex:0 0 auto}
.cb-head .av{width:36px;height:36px;border-radius:50%;background:var(--ink);display:grid;place-items:center;overflow:hidden;border:1px solid var(--line-strong);flex:0 0 auto}
.cb-head .av img{height:24px;width:auto}
.cb-head .meta{flex:1;min-width:0}
.cb-head .meta b{font-family:var(--display);font-size:15px;display:block;font-weight:500;color:var(--paper)}
.cb-head .meta span{font-size:11.5px;color:var(--gold-bright);display:flex;align-items:center;gap:6px}
.cb-head .meta span::before{content:"";width:6px;height:6px;border-radius:50%;background:#25D366;display:inline-block;flex:0 0 auto}
.cb-close{background:none;border:0;color:var(--muted);font-size:22px;line-height:1;cursor:pointer;padding:2px 6px;flex:0 0 auto;transition:color .2s}
.cb-close:hover{color:var(--paper)}
.cb-body{flex:1 1 auto;overflow-y:auto;overflow-x:hidden;padding:16px;display:flex;flex-direction:column;gap:10px;min-height:0;scroll-behavior:smooth;overscroll-behavior:contain}
.cb-body::-webkit-scrollbar{width:5px}
.cb-body::-webkit-scrollbar-track{background:transparent}
.cb-body::-webkit-scrollbar-thumb{background:var(--line-strong);border-radius:3px}
.cb-body::-webkit-scrollbar-thumb:hover{background:var(--gold-deep)}
.cb-body{scrollbar-width:thin;scrollbar-color:var(--line-strong) transparent}
.cb-msg{max-width:86%;padding:10px 13px;border-radius:13px;font-size:13.5px;line-height:1.5;word-wrap:break-word}
.cb-bot{background:var(--ink-3);color:var(--paper);align-self:flex-start;border-bottom-left-radius:4px}
.cb-user{background:linear-gradient(135deg,var(--gold-deep),var(--gold-bright));color:var(--ink);align-self:flex-end;border-bottom-right-radius:4px;font-weight:500}
.cb-chips{display:flex;flex-wrap:wrap;gap:7px;padding:0 16px 12px;flex:0 0 auto}
.cb-chip{font-size:12px;background:var(--gold-soft);border:1px solid var(--line-strong);color:var(--gold-bright);padding:7px 12px;border-radius:20px;cursor:pointer;transition:.2s}
.cb-chip:hover{background:var(--gold-bright);color:var(--ink)}
.cb-input{display:flex;gap:7px;padding:11px;border-top:1px solid var(--line);background:var(--ink-1);flex:0 0 auto}
.cb-input input{flex:1;min-width:0;background:var(--ink);border:1px solid var(--line);border-radius:10px;color:var(--paper);padding:11px 13px;font-family:var(--sans);font-size:13.5px;outline:none}
.cb-input input:focus{border-color:var(--gold)}
.cb-input button{background:linear-gradient(135deg,var(--gold-deep),var(--gold-bright));border:0;border-radius:10px;width:42px;flex:0 0 auto;display:grid;place-items:center;cursor:pointer}
.cb-input button svg{width:17px;height:17px;color:var(--ink)}

/* ============================================================
   REVEAL ANIMATION
   ============================================================ */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  *{scroll-behavior:auto!important}
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media(max-width:1000px){
  .svc-body{grid-template-columns:1fr;gap:44px}
  .svc-aside{position:static}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:860px){
  .svc-grid{grid-template-columns:1fr 1fr}
  .engine-track{grid-template-columns:1fr;gap:34px}
  .engine-flow{display:none}
  .stage:not(:last-child){border-right:0;border-bottom:1px dashed var(--line);padding-bottom:34px}
  .case-grid{grid-template-columns:1fr}
  .svc-features{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr;gap:40px}
}
@media(max-width:760px){
  .nav{height:64px}
  .nav-links{position:fixed;top:64px;left:0;right:0;background:rgba(11,14,24,.98);backdrop-filter:blur(16px);flex-direction:column;gap:0;max-height:0;overflow:hidden;transition:max-height .4s var(--ease);border-bottom:1px solid var(--line);align-items:stretch}
  .nav-links.open{max-height:calc(100dvh - 64px);overflow-y:auto}
  .nav-links>a,.nav-item{padding:15px 24px;width:100%;border-bottom:1px solid var(--line)}
  .nav-item>a{display:flex;justify-content:space-between}
  .nav-item>a svg{display:inline-block;width:12px;height:12px}
  .dropdown{position:static;transform:none;opacity:1;visibility:visible;width:100%;box-shadow:none;border:0;padding:4px 0 10px;background:transparent}
  .nav-item:hover .dropdown{transform:none}
  .dd-link{padding:10px 12px}
  .nav-cta{margin:14px 24px;text-align:center;justify-content:center}
  .burger{display:flex}
  .brand{font-size:20px}.brand img{height:46px}
  .metrics-grid{grid-template-columns:1fr 1fr}
  .metric{padding:28px 20px}
  .metric:nth-child(2){border-right:0}
  .metric:nth-child(1),.metric:nth-child(2){border-bottom:1px solid var(--line)}
  .svc-grid{grid-template-columns:1fr}
  .faq-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr;gap:32px}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:18px}
  .section{padding:72px 0}
  .section-sm{padding:60px 0}
  .cta-card{padding:40px 24px}
  .page-hero{padding:130px 0 56px}
  .hero{padding:140px 0 80px}
  /* chatbot becomes a bottom sheet */
  .cb-panel{right:0;left:0;bottom:0;width:100%;max-width:100%;height:72dvh;max-height:72dvh;border-radius:18px 18px 0 0;border-left:0;border-right:0;border-bottom:0}
  .cb-toggle{right:78px;bottom:18px}
  .floats{right:16px;bottom:18px}
}
@media(max-width:480px){
  .wrap{padding:0 18px}
  .display-xl{font-size:clamp(32px,9vw,46px)}
  .display-lg{font-size:clamp(28px,8vw,40px)}
  .display-md{font-size:clamp(24px,7vw,32px)}
  .metrics-grid{grid-template-columns:1fr}
  .metric{border-right:0!important;border-bottom:1px solid var(--line)}
  .metric:last-child{border-bottom:0}
  .cs-stats{gap:14px 18px}
  .cs-stat{min-width:72px}
  .btn-row{flex-direction:column;align-items:stretch}
  .btn-row .btn-primary,.btn-row .btn-ghost{justify-content:center}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn-primary,.hero-actions .btn-ghost{justify-content:center}
  .svc-hero-meta{gap:18px}
  .cb-toggle{width:52px;height:52px;right:72px}
  .floats a{width:48px;height:48px}
}

/* ===== Case Studies page ===== */
.cs-filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:40px}
.cs-chip{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--paper-dim);background:transparent;border:1px solid var(--line);border-radius:30px;padding:9px 18px;cursor:pointer;transition:.22s}
.cs-chip:hover{border-color:var(--gold)}
.cs-chip.active{background:var(--gold-bright);color:var(--ink);border-color:var(--gold-bright);font-weight:700}
.cs-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.cs-card{border:1px solid var(--line);border-radius:var(--r-lg);background:var(--ink-1);padding:34px 32px;transition:transform .3s var(--ease),border-color .3s;display:flex;flex-direction:column}
.cs-card:hover{transform:translateY(-4px);border-color:var(--line-strong)}
.cs-card .sector{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--gold-bright)}
.cs-card h3{font-size:24px;margin:12px 0 18px}
.cs-ps p{font-size:14.5px;color:var(--paper-dim);line-height:1.6;margin-bottom:12px}
.cs-ps b{color:var(--paper);font-family:var(--display);font-weight:500}
.cs-stats{display:flex;flex-wrap:wrap;gap:18px 26px;margin-top:auto;padding-top:22px;border-top:1px solid var(--line)}
.cs-stat{display:flex;flex-direction:column;gap:3px;min-width:90px}
.cs-stat .cs-big{font-family:var(--display);font-size:26px;color:var(--gold-bright);line-height:1}
.cs-stat .cs-desc{font-size:12px;color:var(--muted);line-height:1.4;max-width:160px}
.cs-card.hide{display:none}
@media(max-width:860px){.cs-grid{grid-template-columns:1fr}}

/* ===== Testimonials ===== */
.tgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.tcard{border:1px solid var(--line);border-radius:var(--r-lg);background:var(--ink-2s);padding:32px 28px;position:relative;display:flex;flex-direction:column}
.tcard .quote-mark{font-family:var(--display);font-size:64px;line-height:.6;color:var(--gold-deep);height:30px;opacity:.5}
.tcard blockquote{font-size:15.5px;line-height:1.6;color:var(--paper);margin:8px 0 22px;flex:1}
.tcard figcaption{display:flex;flex-direction:column;gap:2px;border-top:1px solid var(--line);padding-top:16px}
.tcard figcaption b{font-family:var(--display);font-weight:500;font-size:15px;color:var(--gold-bright)}
.tcard figcaption span{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
@media(max-width:860px){.tgrid{grid-template-columns:1fr}}

/* ===== Case Studies — category sections ===== */
.cs-section{margin-bottom:56px}
.cs-section:last-child{margin-bottom:0}
.cs-cat-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:24px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.cs-cat-label{font-family:var(--display);font-size:24px;font-weight:500;color:var(--paper)}
.cs-cat-count{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.cs-top{position:relative}
.cs-num{position:absolute;top:0;right:0;font-family:var(--display);font-size:30px;color:var(--gold-deep);opacity:.4;line-height:1}

/* ===== Founder section ===== */
.founder-grid{display:grid;grid-template-columns:340px 1fr;gap:48px;align-items:start}
.founder-photo{position:relative;display:flex;flex-direction:column;align-items:center;gap:18px}
.founder-img{width:300px;height:360px;border-radius:18px;overflow:hidden;border:1px solid var(--line-strong);box-shadow:0 24px 60px rgba(0,0,0,.45)}
.founder-img img{width:100%;height:100%;object-fit:cover;object-position:center top}
.founder-badge{font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--gold-bright);border:1px solid var(--line-strong);border-radius:30px;padding:8px 18px;background:var(--ink-1)}
.founder-bio h3{font-family:var(--display);font-size:34px;font-weight:500;color:var(--paper);margin-bottom:4px}
.founder-role{font-family:var(--mono);font-size:12.5px;letter-spacing:.04em;color:var(--gold-bright);margin-bottom:22px}
.founder-bio p{color:var(--paper-dim);line-height:1.7;margin-bottom:16px;max-width:64ch}
.founder-sub{font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin:24px 0 14px}
.founder-creds{list-style:none;padding:0;margin:0 0 28px;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.founder-creds li{display:flex;flex-direction:column;gap:3px;padding-left:16px;border-left:2px solid var(--gold-deep);color:var(--paper);font-size:14.5px}
.founder-creds li span{font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--gold-bright)}
@media(max-width:860px){.founder-grid{grid-template-columns:1fr;gap:32px}.founder-photo{align-items:flex-start}.founder-img{width:240px;height:290px}.founder-bio h3{font-size:28px}.founder-creds{grid-template-columns:1fr}}

/* ===== Industries ===== */
.ind-grid{display:flex;flex-wrap:wrap;gap:12px}
.ind-chip{font-family:var(--sans);font-size:14.5px;color:var(--paper);background:var(--ink-2s);border:1px solid var(--line);border-radius:30px;padding:11px 22px;transition:.22s}
.ind-chip:hover{border-color:var(--gold);color:var(--gold-bright)}

/* ===== Contact form ===== */
.contact-form .field{margin-bottom:18px}
.hp-field{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.form-note{margin-top:16px;font-size:14px;padding:0;min-height:0;transition:.2s}
.form-note.show{padding:13px 16px;border-radius:10px;min-height:auto}
.form-note.ok{background:rgba(37,211,102,.12);border:1px solid rgba(37,211,102,.4);color:#7ee2a8}
.form-note.err{background:rgba(255,90,90,.1);border:1px solid rgba(255,90,90,.4);color:#ff9b9b}
#cf-submit[disabled]{opacity:.6;cursor:not-allowed}