:root{
  --navy:#0B2D4D;
  --navy-950:#020B16;
  --navy-900:#041326;
  --navy-800:#061A33;
  --orange:#FF5A00;
  --orange-2:#FF7A18;
  --gray:#5F6368;
  --line:#E5E7EB;
  --soft:#F6F8FB;
  --white:#FFFFFF;
  --shadow:0 24px 70px rgba(4,19,38,.14);
  --radius:26px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,Montserrat,Arial,sans-serif;color:var(--navy-900);background:#fff;line-height:1.55}
img{max-width:100%;display:block}
a{color:inherit}
.site-header{position:sticky;top:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:14px clamp(18px,5vw,76px);background:rgba(255,255,255,.92);backdrop-filter:blur(18px);border-bottom:1px solid rgba(11,45,77,.10)}
.brand img{height:58px;width:auto;object-fit:contain}
.main-nav{display:flex;align-items:center;gap:22px;font-weight:800;font-size:14px}
.main-nav a{text-decoration:none;color:var(--navy-900)}
.main-nav a:hover{color:var(--orange)}
.nav-cta{background:var(--orange);color:white!important;padding:12px 18px;border-radius:12px;box-shadow:0 10px 24px rgba(255,90,0,.22)}
.nav-toggle{display:none;background:var(--navy);color:white;border:0;border-radius:12px;padding:10px 13px;font-size:22px}
.hero{position:relative;min-height:790px;display:grid;align-items:center;overflow:hidden;background:var(--navy-900)}
.hero-bg{position:absolute;inset:0;background-image:url("assets/img/hero-workshop.webp");background-size:cover;background-position:center right;opacity:.98}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg, rgba(4,19,38,.97) 0%, rgba(4,19,38,.90) 36%, rgba(4,19,38,.46) 66%, rgba(4,19,38,.08) 100%),radial-gradient(circle at 18% 55%, rgba(255,90,0,.18), transparent 30%)}
.hero-content{position:relative;z-index:2;padding:105px clamp(22px,7vw,110px);max-width:900px;color:white}
.kicker,.section-label{display:inline-flex;align-items:center;gap:8px;text-transform:uppercase;letter-spacing:.12em;font-size:12px;font-weight:950;color:var(--orange);margin-bottom:14px}
.kicker:before,.section-label:before{content:"";width:26px;height:3px;background:var(--orange);border-radius:2px}
.section-label.light{color:#fff}
.hero h1{margin:0 0 24px;font-size:clamp(44px,7.3vw,92px);line-height:.98;letter-spacing:-.055em;font-weight:950}
.hero h1 span{color:var(--orange)}
.hero p{font-size:20px;max-width:720px;color:#DCE7F3;margin:0}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin:34px 0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:14px 22px;border-radius:14px;text-decoration:none;font-weight:950;border:2px solid transparent;transition:.2s ease;cursor:pointer}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:linear-gradient(135deg,var(--orange),var(--orange-2));color:white;box-shadow:0 18px 30px rgba(255,90,0,.24)}
.btn-secondary{border-color:rgba(255,255,255,.34);color:white;background:rgba(255,255,255,.06)}
.btn-outline{border-color:var(--navy);background:white;color:var(--navy)}
.hero-metrics{display:grid;grid-template-columns:repeat(4,minmax(120px,1fr));gap:14px;margin-top:34px;max-width:760px}
.hero-metrics div{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:18px;padding:16px}
.hero-metrics strong{display:block;font-size:22px;color:white}
.hero-metrics span{font-size:13px;color:#B8C7D9}
.academy-strip{display:grid;grid-template-columns:repeat(4,1fr);background:var(--navy);padding:0 clamp(16px,5vw,76px)}
.academy-strip div{color:white;padding:28px 24px;border-left:1px solid rgba(255,255,255,.10)}
.academy-strip span{color:var(--orange);font-weight:950;display:block;margin-bottom:8px}
.academy-strip strong{display:block;font-size:18px}
.academy-strip small{color:#B8C7D9}
.section{padding:92px clamp(18px,6vw,96px)}
.section-center{text-align:center;max-width:960px;margin:0 auto 44px}
.section-center .section-label{justify-content:center}
.section-copy h2,.section-center h2,.feature-content h2,.final-cta h2{margin:0 0 20px;font-size:clamp(34px,5vw,64px);line-height:1.02;letter-spacing:-.045em;font-weight:950}
.section-copy p,.section-center p,.final-cta p{font-size:18px;color:#536171;max-width:760px}
.section-grid{display:grid;grid-template-columns:0.9fr 1.1fr;gap:54px;align-items:center}
.section-grid.reverse{grid-template-columns:1.1fr .9fr}
.overview-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.overview-grid article{background:white;border:1px solid var(--line);border-radius:24px;padding:26px;box-shadow:0 14px 34px rgba(4,19,38,.06)}
.overview-icon{font-size:32px}
.overview-grid h3{font-size:22px;margin:16px 0 10px}
.overview-grid p{color:#536171;margin:0}
.diagnostic-preview{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line);background:white}
.diagnosis-app{margin-top:58px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.app-head{display:flex;align-items:end;justify-content:space-between;gap:22px;margin-bottom:22px}
.app-head h3{font-size:32px;margin:0}
input,select{font-family:inherit}
#quickSearch,.catalog-toolbar input,.catalog-toolbar select{border:1px solid var(--line);background:var(--soft);padding:15px 16px;border-radius:14px;font-size:15px;font-weight:700}
#quickSearch{width:min(100%,360px)}
.symptom-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:20px 0}
.symptom-btn{background:var(--soft);border:1px solid var(--line);border-radius:18px;padding:18px;cursor:pointer;text-align:left;min-height:116px;transition:.2s ease}
.symptom-btn:hover,.symptom-btn.active{border-color:var(--orange);box-shadow:0 18px 36px rgba(255,90,0,.14);transform:translateY(-2px);background:white}
.symptom-btn .emoji{font-size:28px;display:block;margin-bottom:10px}
.symptom-btn strong{display:block;font-size:16px}
.symptom-btn small{color:#6b7280}
.diagnosis-result{border-radius:20px;background:linear-gradient(180deg,#fff,#F8FAFC);border:1px solid var(--line);padding:24px}
.result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.result-card{background:white;border:1px solid var(--line);border-radius:18px;padding:18px}
.result-card strong{display:block;color:var(--navy);margin-bottom:8px}
.result-card ul{margin:0;padding-left:18px;color:#4B5563}
.result-card p{margin:0;color:#4B5563}
.catalog-section{background:linear-gradient(180deg,#fff,#F6F8FB)}
.catalog-toolbar{display:grid;grid-template-columns:2fr 1fr 1fr;gap:14px;margin:0 auto 28px;max-width:1100px}
.course-catalog-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.catalog-card{background:white;border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:0 14px 36px rgba(4,19,38,.07);display:flex;flex-direction:column;min-height:420px;transition:.2s ease}
.catalog-card:hover{transform:translateY(-5px);box-shadow:0 24px 60px rgba(4,19,38,.13)}
.catalog-image{height:145px;background:linear-gradient(135deg,var(--navy),var(--navy-900));display:grid;place-items:center;position:relative;overflow:hidden}
.catalog-image img{width:100%;height:100%;object-fit:cover}
.catalog-image .big-icon{font-size:58px;position:relative;z-index:1}
.catalog-image:after{content:"";position:absolute;inset:auto -20px -40px auto;width:160px;height:160px;background:var(--orange);opacity:.16;border-radius:50%}
.catalog-body{padding:20px;display:flex;flex-direction:column;flex:1}
.catalog-body h3{font-size:22px;margin:12px 0 8px}
.catalog-body p{color:#536171;margin:0 0 14px}
.catalog-meta{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.meta-pill,.badge{display:inline-flex;background:#FFF1E8;color:var(--orange);font-weight:950;border-radius:999px;padding:7px 11px;font-size:11px;text-transform:uppercase}
.meta-pill.gray{background:#EEF2F7;color:#344054}
.catalog-actions{margin-top:auto}
.catalog-actions button{width:100%}
.feature-band{position:relative;overflow:hidden;background:var(--navy-900);color:white;padding:92px clamp(18px,6vw,96px)}
.feature-bg{position:absolute;inset:0;background-image:url("assets/img/bg-dark-tech.webp");background-size:cover;background-position:center;opacity:.74}
.feature-content{position:relative;z-index:1}
.route-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:34px}
.route-steps div{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:22px;padding:22px}
.route-steps span{display:inline-flex;color:var(--orange);font-weight:950;margin-bottom:14px}
.route-steps strong{display:block;font-size:20px;margin-bottom:8px}
.route-steps small{color:#B8C7D9}
.machine-library{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.machine-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:22px;box-shadow:0 14px 36px rgba(4,19,38,.06)}
.machine-card h3{margin:0 0 10px;font-size:23px}
.machine-card p{color:#536171}
.machine-tags{display:flex;gap:8px;flex-wrap:wrap}
.machine-tags span{font-size:12px;background:#F3F6FA;border-radius:999px;padding:7px 10px;font-weight:800}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.case-card{background:white;border:1px solid var(--line);border-radius:24px;padding:24px;box-shadow:0 14px 36px rgba(4,19,38,.06)}
.case-card span{font-size:34px}
.case-card h3{margin:12px 0 10px;font-size:24px}
.case-card p{margin:8px 0;color:#536171}
.resources-section{background:var(--soft)}
.resource-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.resource-card{background:white;border:1px solid var(--line);border-radius:22px;padding:24px;text-decoration:none;box-shadow:0 14px 36px rgba(4,19,38,.06);transition:.2s}
.resource-card:hover{transform:translateY(-3px)}
.resource-card span{font-size:34px}
.resource-card strong{display:block;font-size:20px;margin:12px 0 4px}
.resource-card small{color:var(--gray)}
.brand-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;max-width:1160px;margin:34px auto 0}
.brand-grid span{background:white;border:1px solid var(--line);border-radius:16px;padding:18px;text-align:center;font-weight:950;box-shadow:0 10px 30px rgba(4,19,38,.05)}
.faq-list{max-width:920px;margin:0 auto;display:grid;gap:14px}
.faq-list details{background:white;border:1px solid var(--line);border-radius:18px;padding:18px 20px;box-shadow:0 12px 26px rgba(4,19,38,.05)}
.faq-list summary{cursor:pointer;font-weight:900}
.faq-list p{margin:12px 0 0;color:#536171}
.final-cta{margin:0 clamp(18px,6vw,96px) 80px;padding:54px;border-radius:32px;color:white;background:linear-gradient(135deg,var(--navy),var(--navy-900));display:flex;justify-content:space-between;gap:24px;align-items:center;overflow:hidden;position:relative}
.final-cta:before{content:"";position:absolute;inset:0;background-image:url("assets/img/bg-dark-tech.webp");background-size:cover;opacity:.35}
.final-cta > *{position:relative;z-index:1}
.final-cta p{color:#CFDAE7}
.footer{background:#020B16;color:white;padding:46px clamp(18px,6vw,96px);display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.footer-logo{max-width:260px;height:auto;object-fit:contain;filter:brightness(0) invert(1)}
.footer p{color:#AEBBCD;max-width:360px}
.footer-links{display:flex;gap:18px;flex-wrap:wrap}
.footer-links a{text-decoration:none;color:#DCE7F3;font-weight:800}
.footer-links a:hover{color:var(--orange)}
.modal{display:none;position:fixed;inset:0;z-index:200}
.modal.open{display:block}
.modal-backdrop{position:absolute;inset:0;background:rgba(2,11,22,.72);backdrop-filter:blur(8px)}
.modal-card{position:relative;background:white;border-radius:28px;box-shadow:0 40px 100px rgba(0,0,0,.35);width:min(92vw,860px);max-height:86vh;overflow:auto;margin:7vh auto;padding:30px}
.modal-close{position:absolute;right:18px;top:14px;border:0;background:#F1F5F9;border-radius:999px;width:38px;height:38px;font-size:26px;cursor:pointer}
.modal-title{font-size:38px;margin:10px 0}
.lesson-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:18px}
.lesson-list li{background:#F8FAFC;border:1px solid var(--line);border-radius:14px;padding:12px;list-style:none}
@media(max-width:1180px){.course-catalog-grid{grid-template-columns:repeat(3,1fr)}.overview-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:1020px){.section-grid,.section-grid.reverse{grid-template-columns:1fr}.academy-strip,.route-steps,.case-grid,.machine-library{grid-template-columns:repeat(2,1fr)}.symptom-grid{grid-template-columns:repeat(2,1fr)}.course-catalog-grid{grid-template-columns:repeat(2,1fr)}.brand-grid{grid-template-columns:repeat(3,1fr)}.hero{min-height:720px}.hero-metrics{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.nav-toggle{display:block}.main-nav{position:absolute;top:82px;right:18px;left:18px;display:none;flex-direction:column;align-items:stretch;background:white;border:1px solid var(--line);border-radius:22px;padding:18px;box-shadow:var(--shadow)}.main-nav.open{display:flex}.nav-cta{text-align:center}.brand img{height:48px;max-width:230px;object-fit:contain}.hero{min-height:auto}.hero-content{padding:86px 22px 70px}.hero h1{font-size:46px}.academy-strip,.overview-grid,.course-catalog-grid,.route-steps,.resource-cards,.brand-grid,.case-grid,.machine-library{grid-template-columns:1fr}.section{padding:68px 20px}.app-head{display:block}#quickSearch{width:100%;margin-top:16px}.symptom-grid,.result-grid,.lesson-list{grid-template-columns:1fr}.catalog-toolbar{grid-template-columns:1fr}.final-cta{margin:0 20px 50px;padding:34px;display:block}.final-cta .btn{margin-top:18px}.modal-card{padding:24px;margin:5vh auto}.modal-title{font-size:30px}}