.gmct{--navy:#0b1d3a;--navy2:#12305c;--yellow:#f5b21b;--ink:#17233a;--mute:#5a6678;--bg:#eef2f7;--line:#e1e7ef;
  /* REPLACE-ME photo slots: use url(https://...) */
  --hero-bg:none;--worker-img:none;--overview-img:url(https://www.gasmonitorcompetence.com/wp-content/uploads/2025/06/BW-MaxXT-II-1.jpg);
  font-family:Inter,system-ui,sans-serif;color:var(--ink);line-height:1.55;font-size:16px}
.gmct *{box-sizing:border-box}
.gmct a{text-decoration:none;color:inherit}
.gmct h1,.gmct h2,.gmct h3,.gmct p,.gmct ul{margin:0;padding:0}
.gmct ul{list-style:none}
.gmct .wrap{max-width:1180px;margin:0 auto;padding:0 24px}
.gmct .btn{display:inline-flex;align-items:center;gap:10px;background:var(--yellow);color:#1b1500;font-weight:700;padding:15px 28px;border-radius:6px;transition:background .2s}
.gmct .btn:hover{background:#ffc43d}
.gmct :focus-visible{outline:3px solid var(--yellow);outline-offset:2px}
.gmct .bar{display:block;width:44px;height:4px;background:var(--yellow);margin-bottom:14px}
.gmct h2{font-size:clamp(26px,3vw,34px);font-weight:800;line-height:1.2;color:var(--navy)}
.gmct svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}
/* crumbs */
.gmct .crumbs{background:#fff;border-bottom:1px solid var(--line);font-size:12px;color:var(--mute);padding:10px 0}
.gmct .crumbs a:hover{color:var(--navy)}
/* hero */
.gmct .hero{background:linear-gradient(100deg,rgba(11,29,58,.96) 40%,rgba(11,29,58,.7)),var(--hero-bg) center/cover,var(--navy);color:#fff;padding:64px 0 48px}
.gmct .hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.gmct .hero h1{font-size:clamp(32px,4.4vw,52px);font-weight:800;line-height:1.1;margin-bottom:18px}
.gmct .hero p{color:#d3dcea;max-width:520px;margin-bottom:26px}
.gmct .perks{display:flex;flex-wrap:wrap;gap:22px;margin-bottom:32px;font-size:12px;color:#c4d0e2}
.gmct .perks li{display:flex;gap:10px;align-items:center}
.gmct .perks b{display:block;color:#fff;font-size:13px}
.gmct .hero-img{background:rgba(255,255,255,.06);border-radius:14px;padding:16px;text-align:center}
.gmct .hero-img img{max-width:100%;height:auto;border-radius:8px;display:block;margin:0 auto}
.gmct .hero-img span{display:block;margin-top:10px;font-size:13px;color:#c4d0e2}
/* overview */
.gmct .overview{padding:64px 0}
.gmct .overview .wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:center}
.gmct .photo{border-radius:14px;min-height:340px;background:var(--overview-img) center/cover,linear-gradient(135deg,#243b61,#0b1d3a)}
.gmct .overview p{color:var(--mute);margin:14px 0 22px}
.gmct .rows li{display:flex;gap:14px;align-items:center;background:var(--bg);border-radius:8px;padding:14px 18px;margin-bottom:10px;font-size:15px;font-weight:500}
.gmct .rows svg{color:var(--navy)}
/* learn */
.gmct .learn{background:var(--bg);padding:56px 0}
.gmct .learn .sub{color:var(--mute);margin:8px 0 32px}
.gmct .icons{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;text-align:center}
.gmct .icons li{font-size:14px;font-weight:500}
.gmct .icons i{display:grid;place-items:center;width:76px;height:76px;margin:0 auto 14px;border-radius:50%;background:#fff;box-shadow:0 4px 14px rgba(11,29,58,.08);color:var(--navy)}
.gmct .icons svg{width:30px;height:30px}
/* curriculum */
.gmct .curr{padding:64px 0}
.gmct .curr .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:start}
.gmct .curr .sub{color:var(--mute);margin:8px 0 22px}
.gmct details{background:#fff;border:1px solid var(--line);border-radius:8px;margin-bottom:10px}
.gmct summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:18px;padding:15px 20px;font-weight:600;font-size:15px}
.gmct summary::-webkit-details-marker{display:none}
.gmct summary em{font-style:normal;font-weight:700;font-size:13px;color:var(--mute);width:22px}
.gmct summary::after{content:"";margin-left:auto;width:8px;height:8px;border-right:2px solid var(--mute);border-bottom:2px solid var(--mute);transform:rotate(45deg);transition:transform .2s}
.gmct details[open]>summary::after{transform:rotate(-135deg)}
.gmct details ul{padding:0 20px 16px 62px;color:var(--mute);font-size:14px;list-style:disc}
.gmct details ul li{margin-bottom:4px}
.gmct .side .worker{border-radius:14px;height:300px;background:var(--worker-img) center/cover,linear-gradient(135deg,#31507f,#0b1d3a)}
.gmct .facts{background:var(--bg);border-radius:12px;padding:22px 24px;margin-top:18px}
.gmct .facts h3{font-size:17px;margin-bottom:12px;color:var(--navy)}
.gmct .facts li{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px solid var(--line);font-size:14px;color:var(--mute)}
.gmct .facts li:last-child{border:0}
.gmct .facts b{color:var(--ink);font-weight:600;text-align:right}
/* certificate */
.gmct .cert{background:var(--navy);color:#fff;padding:56px 0}
.gmct .cert .wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center}
.gmct .paper{background:#fbfaf6;color:#222;border:6px double #b9b29c;padding:30px 24px;text-align:center;border-radius:4px;box-shadow:0 14px 34px rgba(0,0,0,.35)}
.gmct .paper small{display:block;font-size:12px;color:#777;letter-spacing:.3px;margin-bottom:6px}
.gmct .paper strong{display:block;font-size:20px;margin:6px 0 14px;font-family:Georgia,serif}
.gmct .paper img{max-width:150px;height:auto;margin-bottom:10px}
.gmct .paper .nm{font-family:Georgia,serif;font-style:italic;font-size:22px;border-bottom:1px solid #aaa;display:inline-block;padding:0 24px 4px;margin:6px 0 12px}
.gmct .paper .seal{width:44px;height:44px;border-radius:50%;background:radial-gradient(#e7c35d,#b88a1b);margin:8px auto 0}
.gmct .cert h2{color:#fff;margin-bottom:14px}
.gmct .cert p{color:#d3dcea;max-width:520px;margin-bottom:26px}
/* who */
.gmct .who{padding:56px 0 24px}
.gmct .who ul{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-top:26px;text-align:center}
.gmct .who li{background:var(--bg);border-radius:10px;padding:22px 12px;font-size:13px;font-weight:500}
.gmct .who svg{display:block;margin:0 auto 10px;width:28px;height:28px;color:var(--navy)}
/* testimonials */
.gmct .tm{padding:40px 0 56px}
.gmct .tm .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:24px}
.gmct figure{margin:0;background:var(--bg);border-radius:10px;padding:22px}
.gmct .stars{color:var(--yellow);letter-spacing:2px;margin-bottom:10px}
.gmct blockquote{margin:0 0 14px;font-size:14.5px}
.gmct figcaption{font-size:13px;color:var(--mute)}
.gmct figcaption b{display:block;color:var(--ink)}
/* faq */
.gmct .faq{padding:24px 0 56px}
.gmct .faq .cols{display:grid;grid-template-columns:1fr 1fr;gap:0 24px;margin-top:24px;align-items:start}
.gmct .faq details p{padding:0 20px 16px;color:var(--mute);font-size:14px}
.gmct .faq summary{gap:0}
/* related */
.gmct .rel{background:var(--bg);padding:56px 0}
.gmct .rel .head{display:flex;justify-content:space-between;align-items:end;margin-bottom:24px}
.gmct .rel .head a{color:var(--navy);font-weight:600;font-size:14px}
.gmct .cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.gmct .card{background:#fff;border-radius:10px;overflow:hidden;border:1px solid var(--line);display:block}
.gmct .card img{width:100%;height:150px;object-fit:contain;background:#fff;padding:12px}
.gmct .card div{padding:14px 18px 18px}
.gmct .card h3{font-size:15px;line-height:1.3;color:var(--navy)}
.gmct .card b{display:block;color:#e08a00;margin:6px 0}
.gmct .card span{font-size:13px;font-weight:600;color:var(--navy)}
/* responsive */
@media(max-width:980px){
 .gmct .hero .wrap,.gmct .overview .wrap,.gmct .curr .wrap,.gmct .cert .wrap{grid-template-columns:1fr}
 .gmct .icons,.gmct .who ul{grid-template-columns:repeat(3,1fr)}
 .gmct .tm .grid{grid-template-columns:1fr}
 .gmct .cards{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:600px){
 .gmct .icons,.gmct .who ul,.gmct .faq .cols,.gmct .cards{grid-template-columns:1fr 1fr}
 .gmct .faq .cols{grid-template-columns:1fr}
 .gmct .hero{padding:44px 0 36px}
}
@media(prefers-reduced-motion:reduce){.gmct *{transition:none!important}}
.gmct img.ic{width:22px;height:22px;object-fit:contain;flex:none}
.gmct .icons i img.ic{width:34px;height:34px}
.gmct .who img.ic{width:30px;height:30px;display:block;margin:0 auto 10px}