:root{
  --yellow:#FFD200;
  --yellow-dark:#E6BD00;
  --ink:#15161A;
  --ink-soft:#23252B;
  --grey:#6B6E76;
  --grey-light:#9A9DA5;
  --line:#E7E8EB;
  --bg:#FFFFFF;
  --bg-soft:#F7F8FA;
  --hazard:repeating-linear-gradient(135deg,var(--yellow) 0 22px,var(--ink) 22px 44px);
  --shadow:0 18px 50px rgba(20,22,26,.10);
  --r:16px;
  --maxw:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI',system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{line-height:1.12;font-weight:800;letter-spacing:-.02em}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.btn{display:inline-flex;align-items:center;gap:9px;font-weight:700;font-size:15px;padding:14px 26px;border-radius:999px;cursor:pointer;border:2px solid transparent;transition:.18s;white-space:nowrap}
.btn-primary{background:var(--yellow);color:var(--ink);box-shadow:0 8px 22px rgba(255,210,0,.4)}
.btn-primary:hover{background:var(--yellow-dark);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.35)}
.btn-ghost:hover{border-color:var(--yellow);color:var(--yellow)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--ink-soft);transform:translateY(-2px)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--ink);background:var(--yellow);padding:6px 14px;border-radius:999px}
.eyebrow.on-dark{background:rgba(255,210,0,.16);color:var(--yellow)}
section{padding:88px 0}
.sec-head{max-width:680px;margin-bottom:48px}
.sec-head h2{font-size:clamp(28px,4vw,42px);margin:16px 0 14px}
.sec-head p{color:var(--grey);font-size:18px}

/* LOGO */
.logo{display:flex;align-items:center;gap:12px}
.logo-img{height:52px;width:auto;display:block}
.foot-about .logo-img{height:60px}

/* HAZARD STRIP */
.hazard-strip{height:8px;background:var(--hazard)}

/* NAV */
header.nav{position:sticky;top:0;z-index:50;background:var(--ink);border-bottom:1px solid rgba(255,255,255,.07)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:74px;position:relative}
.nav-links{display:flex;align-items:center;gap:32px}
.nav-links a{color:#D9DADE;font-weight:600;font-size:15px;transition:.15s}
.nav-links a:hover,.nav-links a.active{color:var(--yellow)}
.nav-cta{display:flex;align-items:center;gap:18px}
.nav-phone{color:#fff;font-weight:800;font-size:16px;display:flex;align-items:center;gap:7px}
.nav-phone span{color:var(--yellow)}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer}
.burger span{width:26px;height:3px;background:#fff;border-radius:2px;transition:.25s}

/* PAGE HERO (inner pages) */
.page-hero{position:relative;background:radial-gradient(1100px 600px at 78% -20%,#2A2C33 0,var(--ink) 58%);color:#fff;overflow:hidden;padding:70px 0 78px}
.page-hero::after{content:"";position:absolute;right:-160px;top:-200px;width:520px;height:520px;background:var(--yellow);filter:blur(170px);opacity:.15;border-radius:50%}
.page-hero .wrap{position:relative;z-index:2}
.breadcrumb{font-size:13px;color:var(--grey-light);font-weight:600;letter-spacing:.04em;margin-bottom:14px}
.breadcrumb a:hover{color:var(--yellow)}
.page-hero h1{font-size:clamp(34px,5vw,54px);margin:14px 0 16px}
.page-hero h1 em{font-style:normal;color:var(--yellow)}
.page-hero p{font-size:19px;color:#C7C9CF;max-width:620px}

/* PROSE CONTENT */
.prose h2{font-size:clamp(24px,3.4vw,34px);margin:0 0 16px}
.prose h3{font-size:21px;margin:30px 0 10px}
.prose p{color:var(--ink-soft);font-size:16.5px;margin-bottom:16px}
.prose ul{list-style:none;margin:6px 0 20px}
.prose ul li{position:relative;padding:7px 0 7px 28px;color:var(--ink-soft);font-size:16px}
.prose ul li::before{content:"";position:absolute;left:0;top:14px;width:10px;height:10px;border-radius:3px;background:var(--yellow-dark)}

.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split.wide-left{grid-template-columns:1.1fr .9fr}

/* media panel */
.media{border-radius:var(--r);overflow:hidden;border:1px solid var(--line);background:var(--bg-soft)}
.media img{display:block;width:100%;height:100%;object-fit:cover}
.media-dark{background:var(--ink);border-radius:var(--r);padding:40px;color:#fff;position:relative;overflow:hidden}
.media-dark::before{content:"";position:absolute;inset:0;background:var(--hazard);opacity:.06}
.media-dark .inner{position:relative;z-index:2}

/* feature card list (testing methods) */
.method{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:34px;position:relative;overflow:hidden}
.method .ic{width:54px;height:54px;border-radius:14px;background:var(--yellow);display:grid;place-items:center;margin-bottom:18px}
.method h3{font-size:23px;margin-bottom:6px}
.method .sub{font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--yellow-dark);margin-bottom:14px}
.method p{color:var(--grey);font-size:15.5px;margin-bottom:12px}

/* two-col bullet block */
.uselist{display:grid;grid-template-columns:1fr 1fr;gap:8px 30px;list-style:none;margin-top:8px}
.uselist li{position:relative;padding:7px 0 7px 26px;font-size:15px;color:var(--ink-soft)}
.uselist li::before{content:"";position:absolute;left:0;top:13px;width:9px;height:9px;border-radius:50%;background:var(--yellow)}

/* DARK / WHY */
.darkband{background:var(--ink);color:#fff}
.darkband .grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.darkband h2{font-size:clamp(28px,4vw,40px);margin:16px 0 18px}
.darkband p{color:#C7C9CF;font-size:17px;margin-bottom:14px}
.costbox{background:linear-gradient(180deg,#202229,#191A1F);border:1px solid rgba(255,255,255,.09);border-radius:20px;padding:34px}
.costfig{font-size:60px;font-weight:900;color:var(--yellow);line-height:1}
.costfig small{display:block;font-size:15px;color:#C7C9CF;font-weight:600;letter-spacing:.04em;margin-top:8px}
.costlist{list-style:none;margin-top:24px;border-top:1px solid rgba(255,255,255,.1);padding-top:18px}
.costlist li{display:flex;justify-content:space-between;align-items:center;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.07);font-size:15px}
.costlist li span:first-child{color:#D9DADE}
.costlist li span:last-child{color:var(--yellow);font-weight:800}

/* STANDARDS */
.standards{background:var(--bg-soft)}
.std-row{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:8px}
.std{background:#fff;border:1px solid var(--line);border-left:5px solid var(--yellow);border-radius:12px;padding:24px}
.std b{font-size:18px;display:block;margin-bottom:6px}
.std p{color:var(--grey);font-size:14.5px}

/* CONTACT */
.contact-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:start}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:34px;box-shadow:var(--shadow)}
.form-card h3{font-size:22px;margin-bottom:6px}
.form-card .note{color:var(--grey);font-size:14.5px;margin-bottom:22px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:700;color:var(--ink);margin-bottom:6px}
.field label .req{color:#E5484D}
.field input,.field textarea,.field select{width:100%;border:1px solid var(--line);border-radius:10px;padding:13px 14px;font-size:15px;font-family:inherit;color:var(--ink);background:#fff;transition:.15s}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--yellow);box-shadow:0 0 0 3px rgba(255,210,0,.25)}
.field textarea{resize:vertical;min-height:110px}
.form-card .btn{width:100%;justify-content:center;margin-top:6px}
.recaptcha-note{font-size:11.5px;color:var(--grey-light);margin-top:14px;line-height:1.5}
.recaptcha-note a{color:var(--grey);text-decoration:underline}

.info-card{background:var(--ink);color:#fff;border-radius:var(--r);padding:34px;position:relative;overflow:hidden}
.info-card::before{content:"";position:absolute;top:0;right:0;width:90px;height:100%;background:var(--hazard);opacity:.12}
.info-card .inner{position:relative;z-index:2}
.info-card h3{font-size:22px;margin-bottom:6px}
.info-card .quote{color:var(--yellow);font-weight:800;font-size:17px;margin:20px 0 10px;line-height:1.4}
.info-card p{color:#C7C9CF;font-size:15px;margin-bottom:22px}
.info-row{display:flex;align-items:flex-start;gap:14px;padding:14px 0;border-top:1px solid rgba(255,255,255,.1)}
.info-row .ic{width:42px;height:42px;flex:none;border-radius:11px;background:rgba(255,210,0,.15);display:grid;place-items:center}
.info-row .k{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--grey-light);font-weight:700}
.info-row .v{font-size:16px;font-weight:700;color:#fff}
.info-row .v a:hover{color:var(--yellow)}

/* values / cards row */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px;transition:.2s;position:relative;overflow:hidden}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:transparent}
.card .ic{width:54px;height:54px;border-radius:14px;background:var(--yellow);display:grid;place-items:center;margin-bottom:18px}
.card h3{font-size:20px;margin-bottom:10px}
.card p{color:var(--grey);font-size:15.5px}

/* mini stats strip */
.statbar{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.statbar .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding-top:42px;padding-bottom:42px}
.stat{text-align:center}
.stat .n{font-size:40px;font-weight:900;color:var(--ink);letter-spacing:-.03em}
.stat .n em{color:var(--yellow-dark);font-style:normal}
.stat .t{font-size:14px;color:var(--grey);font-weight:600;margin-top:2px}

/* CTA */
.cta{background:var(--yellow);color:var(--ink);text-align:center}
.cta h2{font-size:clamp(30px,4.4vw,46px);margin-bottom:14px}
.cta p{font-size:19px;max-width:560px;margin:0 auto 30px;color:var(--ink-soft)}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* FOOTER */
footer{background:var(--ink);color:#C7C9CF;padding:64px 0 30px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.09)}
footer h5{color:#fff;font-size:14px;letter-spacing:.1em;text-transform:uppercase;margin-bottom:18px;font-weight:800}
footer ul{list-style:none}
footer ul li{margin-bottom:11px;font-size:14.5px}
footer ul li a:hover{color:var(--yellow)}
.foot-about p{font-size:14.5px;margin:16px 0;max-width:300px}
.foot-contact a{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;margin-bottom:12px;font-size:15px}
.foot-contact svg{flex:none}
.foot-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;padding-top:24px;font-size:13px;color:var(--grey-light)}

/* RESPONSIVE */
@media(max-width:960px){
  .split,.split.wide-left,.darkband .grid,.contact-grid{grid-template-columns:1fr;gap:40px}
  .cards,.std-row{grid-template-columns:1fr 1fr}
  .statbar .wrap{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .nav-links,.nav-phone{display:none}
  .burger{display:flex}
  .nav-cta{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%)}
  .nav-links.open{display:flex;flex-direction:column;align-items:flex-start;gap:20px;position:absolute;top:74px;left:0;right:0;background:var(--ink);padding:20px 24px 24px;border-bottom:1px solid rgba(255,255,255,.08);box-shadow:0 20px 40px rgba(0,0,0,.45);z-index:60}
  .burger.active span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .burger.active span:nth-child(2){opacity:0}
  .burger.active span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
  .cards,.std-row,.statbar .wrap,.foot-grid,.uselist{grid-template-columns:1fr}
  section{padding:60px 0}
}