:root{
  --imt-navy:#062b45;--imt-navy-2:#0b3d5c;--imt-blue:#087bb5;--imt-cyan:#10a7d6;
  --imt-sky:#eaf6fb;--imt-pale:#f5f9fc;--imt-white:#fff;--imt-text:#17324a;--imt-muted:#61778a;
  --imt-line:#d8e5ec;--imt-success:#15946b;--imt-shadow:0 14px 40px rgba(8,52,79,.10);--imt-max:1180px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--imt-text);font-family:Inter,Arial,Helvetica,sans-serif;font-size:16px;line-height:1.72;-webkit-font-smoothing:antialiased}a{color:var(--imt-blue);text-decoration-thickness:1px;text-underline-offset:3px}img,svg{max-width:100%}h1,h2,h3,h4{font-family:Inter,Arial,sans-serif;color:var(--imt-navy);line-height:1.18;letter-spacing:-.025em}.wrap{max-width:var(--imt-max);margin:auto;padding-left:24px;padding-right:24px}
.skip-link{position:absolute;left:-9999px;top:auto}.skip-link:focus{left:12px;top:12px;background:#fff;color:var(--imt-navy);padding:10px 14px;z-index:9999;border-radius:8px}
.imt-sitebar{background:var(--imt-navy);border-bottom:1px solid rgba(255,255,255,.13);color:#fff}.imt-sitebar .inner{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:28px}.imt-brand{display:flex;align-items:center;gap:12px;color:#fff;text-decoration:none;font-weight:800;letter-spacing:.02em}.imt-mark{width:39px;height:39px;border:2px solid #fff;border-radius:10px;display:grid;place-items:center;font-size:13px;background:linear-gradient(145deg,var(--imt-blue),var(--imt-cyan));box-shadow:inset 0 0 0 3px rgba(255,255,255,.12)}.imt-brand small{display:block;font-size:10px;opacity:.72;font-weight:600;letter-spacing:.14em;text-transform:uppercase}.imt-nav{display:flex;gap:24px;align-items:center}.imt-nav a{color:#d9edf7;text-decoration:none;font-size:14px;font-weight:650}.imt-nav a:hover{color:#fff}.imt-nav .course-link{background:#fff;color:var(--imt-navy);padding:9px 14px;border-radius:8px}.imt-breadcrumb{background:#f6fbfd;border-bottom:1px solid var(--imt-line)}.imt-breadcrumb .inner{min-height:46px;display:flex;align-items:center;gap:9px;font-size:13px;color:var(--imt-muted)}.imt-breadcrumb a{color:var(--imt-blue);text-decoration:none}.imt-breadcrumb .sep{opacity:.45}
.hero{background:linear-gradient(135deg,var(--imt-navy) 0%,#0a4266 58%,#0d6b91 100%)!important;color:#fff!important;padding:58px 0 46px!important;border:0!important;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;width:440px;height:440px;border-radius:50%;right:-120px;top:-230px;background:rgba(16,167,214,.18)}.hero:after{content:"";position:absolute;width:280px;height:280px;border-radius:50%;right:130px;bottom:-220px;border:48px solid rgba(255,255,255,.05)}.hero .wrap{position:relative;z-index:1}.eyebrow{font-family:Inter,Arial,sans-serif!important;font-size:12px!important;font-weight:800!important;letter-spacing:.12em!important;text-transform:uppercase;color:#8edaf2!important;margin:0 0 12px!important}.hero h1{color:#fff!important;font-size:clamp(2.2rem,5vw,3.65rem)!important;max-width:920px!important;margin:0 0 18px!important;letter-spacing:-.04em!important}.hero .lede,.hero .lead-para{max-width:820px;color:#d8edf7!important;font-size:1.12rem!important;margin:0}.actions,.hero-cta-row{display:flex!important;gap:12px!important;flex-wrap:wrap!important;margin-top:26px!important}.btn,.btn-brass,.btn-ghost{display:inline-flex!important;align-items:center;justify-content:center;gap:8px;padding:12px 18px!important;border-radius:9px!important;font-weight:750!important;text-decoration:none!important;border:1px solid rgba(255,255,255,.25)!important;transition:.2s ease}.btn.primary,.btn-brass{background:#fff!important;color:var(--imt-navy)!important;border-color:#fff!important}.btn.secondary,.btn-ghost{background:rgba(255,255,255,.07)!important;color:#fff!important}.btn:hover,.btn-brass:hover,.btn-ghost:hover{transform:translateY(-1px)}.meta-row,.badges{display:flex!important;gap:9px 16px!important;flex-wrap:wrap!important;margin-top:27px!important;padding-top:18px!important;border-top:1px solid rgba(255,255,255,.15)!important;color:#c5e3f1!important;font-size:12px!important;font-weight:650!important}.badges span,.meta-row span{display:inline-flex;align-items:center;gap:6px}.tag,.tag2{display:inline-flex;padding:6px 10px;border-radius:999px;background:#e7f7fc;color:#0a6388;font-size:12px;font-weight:750}
.toc,.toc-band{position:sticky;top:0;z-index:30;background:#fff!important;border-bottom:1px solid var(--imt-line)!important;box-shadow:0 5px 18px rgba(7,52,79,.06);overflow:auto;white-space:nowrap}.toc .wrap,.toc-band .wrap{display:flex;gap:2px}.toc a,.toc-band a{display:inline-flex;padding:13px 11px!important;color:#48677d!important;text-decoration:none!important;font-size:12px!important;font-weight:700!important;border-bottom:2px solid transparent}.toc a:hover,.toc-band a:hover{color:var(--imt-blue)!important;border-bottom-color:var(--imt-cyan)}
main{padding:48px 0 70px!important;background:#fff}.content,.content-col{max-width:860px!important}.article-grid{display:grid;grid-template-columns:minmax(0,860px) 250px;gap:46px;align-items:start}.article-grid .content-col{max-width:none!important}.lead,.lead-para{font-size:1.1rem!important;color:#405f74!important}.content>section,.content-col>section,article section{margin-bottom:46px}section h2{font-size:1.75rem!important;margin:0 0 18px!important;padding:0!important;border:0!important;width:auto!important}section h2:after{content:"";display:block;width:44px;height:3px;margin-top:10px;border-radius:4px;background:linear-gradient(90deg,var(--imt-blue),var(--imt-cyan))}h3{font-size:1.2rem!important;margin-top:26px}p{margin:0 0 16px}ul,ol{padding-left:1.35rem}li{margin:.4rem 0}
.fact-grid,.pif-grid{display:grid!important;grid-template-columns:repeat(2,minmax(0,1fr))!important;gap:14px!important}.card,.pif-card,.item{background:#fff!important;border:1px solid var(--imt-line)!important;border-radius:12px!important;padding:20px!important;box-shadow:0 5px 16px rgba(9,57,84,.045)}.card b,.pif-card b{display:block;color:var(--imt-blue)!important;margin-bottom:7px}.card:hover,.pif-card:hover{border-color:#9bcfe2;box-shadow:var(--imt-shadow)}.signature,.hero-image,.cviq-block,.table-wrap{background:var(--imt-pale)!important;border:1px solid var(--imt-line)!important;border-radius:14px!important;overflow:hidden;margin:28px 0!important}.signature svg{display:block;width:100%;height:auto}.signature svg rect[fill="#F1EEE5"],.signature svg rect[fill="#FAF8F3"]{fill:#f3f9fc!important}.signature svg text[fill="#B8863B"]{fill:#087bb5!important}.signature svg text[fill="#0E2A3F"]{fill:#062b45!important}.signature svg path[stroke="#B8863B"]{stroke:#10a7d6!important}.visual-note{background:#f7fbfd!important;color:var(--imt-muted)!important;padding:10px 14px!important;margin:0!important;font-size:.8rem!important}.steps{counter-reset:step;list-style:none!important;padding:0!important}.steps li{counter-increment:step;display:grid!important;grid-template-columns:44px 1fr;gap:13px;padding:14px 0!important;border-bottom:1px solid var(--imt-line)!important}.steps li:before{content:counter(step,decimal-leading-zero);width:34px;height:34px;border-radius:9px;background:var(--imt-sky);color:var(--imt-blue);display:grid;place-items:center;font-size:11px;font-weight:800}.callout{background:var(--imt-sky)!important;border:1px solid #cbeaf5!important;border-left:4px solid var(--imt-cyan)!important;border-radius:10px!important;padding:18px 20px!important}.warning{border-left-color:#e8a324!important;background:#fff9e9!important}
.cta,.cta-banner{background:linear-gradient(135deg,var(--imt-navy),#0b5277)!important;color:#d9edf7!important;padding:30px!important;border-radius:15px!important;margin:30px 0!important;box-shadow:var(--imt-shadow)}.cta h3,.cta-banner h2,.cta-banner h3{color:#fff!important}.cta .eyebrow,.cta-banner .eyebrow{color:#8edaf2!important}.cta .btn,.cta-banner .btn{background:#fff!important;color:var(--imt-navy)!important;border-color:#fff!important}.faq details{background:#fff;border:1px solid var(--imt-line)!important;border-radius:10px;padding:0!important;margin:10px 0!important;overflow:hidden}.faq summary{cursor:pointer;padding:15px 18px!important;color:var(--imt-navy)!important;font-weight:750!important;list-style:none}.faq details>*:not(summary){padding-left:18px;padding-right:18px}.faq details p:last-child{padding-bottom:15px}.sources{font-size:.93rem}.sources a{word-break:break-word}.related-list,.related ul{list-style:none;padding:0!important;display:grid;gap:9px}.related-list a,.related li a{display:block;background:var(--imt-pale);border:1px solid var(--imt-line);padding:12px 14px;border-radius:9px;text-decoration:none}.disclaimer{font-size:.86rem!important;color:var(--imt-muted)!important;border-top:1px solid var(--imt-line)!important;padding-top:16px!important}
.imt-author-card{max-width:860px;margin:0 auto 30px;padding:17px 19px;border:1px solid var(--imt-line);background:#f8fcfe;border-radius:12px;display:flex;gap:14px;align-items:center}.imt-avatar{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(145deg,var(--imt-blue),var(--imt-cyan));color:#fff;font-weight:850;font-size:12px;flex:0 0 auto}.imt-author-card strong{color:var(--imt-navy)}.imt-author-card p{margin:1px 0;font-size:13px;color:var(--imt-muted)}
.imt-hub-hero{background:linear-gradient(135deg,var(--imt-navy),#0a5376);color:#fff;padding:70px 0 58px}.imt-hub-hero h1{color:#fff;font-size:clamp(2.5rem,5vw,4.1rem);margin:8px 0 16px}.imt-hub-hero p{max-width:760px;color:#d6edf7;font-size:1.12rem}.imt-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:32px}.imt-stat{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:12px;padding:18px}.imt-stat b{display:block;color:#fff;font-size:1.65rem}.imt-stat span{color:#cce8f4;font-size:12px}.imt-hub-main{padding:54px 0 74px;background:#fff}.imt-cluster-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.imt-cluster{border:1px solid var(--imt-line);border-radius:15px;padding:24px;background:#fff;box-shadow:0 7px 22px rgba(7,55,82,.055)}.imt-cluster .count{display:inline-flex;background:var(--imt-sky);color:var(--imt-blue);border-radius:999px;padding:5px 10px;font-size:12px;font-weight:800}.imt-cluster h2{margin:14px 0 8px;font-size:1.4rem}.imt-cluster ul{padding:0;list-style:none;margin:15px 0 0;display:grid;gap:8px}.imt-cluster li a{display:flex;justify-content:space-between;gap:10px;text-decoration:none;padding:9px 0;border-top:1px solid #eef4f7;color:#234c66;font-size:14px}.imt-cluster li a:after{content:'→';color:var(--imt-cyan)}.imt-hub-cta{margin-top:34px;background:var(--imt-sky);border:1px solid #cceaf5;border-radius:16px;padding:26px}.imt-hub-cta h2{margin-top:0}
.imt-footer{background:#041f33;color:#b9d2df;padding:42px 0 28px;margin-top:0}.imt-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px}.imt-footer h4{color:#fff;margin:0 0 10px}.imt-footer a{color:#c9e3ef;text-decoration:none}.imt-footer p,.imt-footer li{font-size:13px}.imt-footer ul{list-style:none;padding:0}.imt-footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:25px;padding-top:18px;font-size:12px;color:#8fb0c0}
@media(max-width:900px){.imt-nav{display:none}.article-grid{grid-template-columns:1fr}.article-grid>aside{display:none}.imt-stats{grid-template-columns:repeat(2,1fr)}.imt-cluster-grid{grid-template-columns:1fr}.imt-footer-grid{grid-template-columns:1fr 1fr}.fact-grid,.pif-grid{grid-template-columns:1fr!important}}
@media(max-width:620px){body{font-size:15.5px}.wrap{padding-left:18px;padding-right:18px}.hero{padding:44px 0 38px!important}.hero h1{font-size:2.25rem!important}.imt-sitebar .inner{min-height:64px}.imt-brand{font-size:13px}.imt-mark{width:35px;height:35px}.imt-stats{grid-template-columns:1fr 1fr}.imt-footer-grid{grid-template-columns:1fr}.actions,.hero-cta-row{flex-direction:column;align-items:stretch}.btn,.btn-brass,.btn-ghost{text-align:center}.signature{overflow:auto}.signature svg{min-width:720px}.imt-author-card{align-items:flex-start}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn{transition:none}}



/* V2.3 — audited IMT header: official logo, compact desktop layout, complete menu */
.imt-sitebar{background:#062b45!important;border-bottom:1px solid rgba(255,255,255,.14)!important;color:#fff!important}
.imt-header-wrap{width:min(1320px,calc(100% - 40px));margin:0 auto;min-height:108px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.imt-brand{display:flex!important;align-items:center!important;justify-content:flex-start!important;flex:0 0 84px!important;width:84px!important;height:84px!important;min-width:84px!important;max-width:84px!important;text-decoration:none!important;overflow:hidden!important}
.imt-logo{display:block!important;width:84px!important;height:84px!important;min-width:84px!important;min-height:84px!important;max-width:84px!important;max-height:84px!important;object-fit:contain!important;object-position:center!important;margin:0!important;padding:0!important;border:0!important;transform:none!important}
.imt-sitebar img.imt-logo{width:84px!important;height:84px!important;max-width:84px!important;max-height:84px!important}
.imt-nav{display:flex!important;flex:1 1 auto!important;align-items:center!important;justify-content:flex-end!important;gap:17px!important;flex-wrap:nowrap!important;min-width:0!important}
.imt-nav>a{display:inline-flex!important;align-items:center!important;color:#d9edf7!important;text-decoration:none!important;font-size:13px!important;font-weight:700!important;line-height:1.25!important;white-space:nowrap!important;padding:10px 0!important;margin:0!important}
.imt-nav>a:hover,.imt-nav>a:focus{color:#fff!important}
@media(max-width:1180px){.imt-header-wrap{width:min(100% - 28px,1080px);min-height:96px;gap:18px}.imt-brand{flex-basis:72px!important;width:72px!important;height:72px!important;min-width:72px!important;max-width:72px!important}.imt-logo,.imt-sitebar img.imt-logo{width:72px!important;height:72px!important;min-width:72px!important;min-height:72px!important;max-width:72px!important;max-height:72px!important}.imt-nav{gap:11px!important;overflow-x:auto!important;overflow-y:hidden!important;padding-bottom:2px!important;scrollbar-width:thin}.imt-nav>a{font-size:12px!important;flex:0 0 auto!important}}
@media(max-width:760px){.imt-header-wrap{width:calc(100% - 28px);min-height:auto;padding:12px 0;display:block}.imt-brand{width:64px!important;height:64px!important;min-width:64px!important;max-width:64px!important;margin-bottom:8px!important}.imt-logo,.imt-sitebar img.imt-logo{width:64px!important;height:64px!important;min-width:64px!important;min-height:64px!important;max-width:64px!important;max-height:64px!important}.imt-nav{justify-content:flex-start!important;width:100%!important;gap:16px!important;overflow-x:auto!important;padding-bottom:7px!important}.imt-nav>a{font-size:12px!important;padding:5px 0!important}}